altimeter method

altimeter method, Total:231 items.

The international standard classification for "altimeter method" includes: Measuring instruments , Natural fibres , Environmental testing , Telecontrol. Telemetering , Aircraft and space vehicles in general , Textile fibres , Glass in general , Road vehicles in general , Nuclear energy engineering , Textiles in general , Optical equipment , Exploratory and extraction equipment , Equipment for petroleum and natural gas industries , Extraction and processing of petroleum and natural gas , Hydraulic construction , Geology. Meteorology. Hydrology , Chemical reagents , Other textile machinery , Home textiles. Linen , On-board equipment and instruments .

The Chinese standard classification for "altimeter method" includes: Measuring tool and instrument , Cotton textile in general , Material composition analysis instrument and environment detection instrument in general , Radar, navigation, remote control, remote measuring and antenna synthesis , Spacecraft telemetering and remote sensing system , Basic standards and general methods , Industrial technical glass , Basic standards and general methods , Nuclear instrument and detector in general , Optical instrument in general , Nuclear detector , Petroleum exploration logging equipment and instrument , Petroleum exploration, development, gathering and transportation equipment in general , Petroleum extraction , Technical management , Technical Management , Coal analysis methods , Oceanographic instrumentation , Medical electronic equipment , Chemical reagent in general , Fibre crop and product , Textile testing instrument , Textile articles in general , Meteorology , Chemical Measurement , Spacecraft control and guidance system .

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 16256-2008 Textile fibres - Test method for linear density - Vibroscope method
GB/T 16256-1996 Textile fibres―Determination of linear density―Vibroscope method
GB/T 18902-2002 Performance requirements and test methods for UHF Measuring Distance Equipment(DME)
GB/T 10261-1988 Test procedures for stabilized d.c high/low voltage power for nuclear instruments
GB/T 6099.2-1992 Test method for maturity of cotton fibres－Polarized apparatus method
GB/T 42653-2023 Test method for melt viscosity of glass
GB/T 11606.15-1989 The method of environmental test for analytical instruments--High temperature storage test
GB/T 8424.2-2001 Textiles--Tests for colour fastness--Instrumental assessment of relative whitenss
GB/T 42647-2023 In-orbit field calibration method for spaceborne laser altimeter
GB/T 20427-2006 Height setting micrometers and riser blocks
GB/T 13780-1992 method for cotton length - Auto-photoelectric stapler
GB/T 11606.4-1989 The method of environmental test for analysical instruments--High temperature test
GB/T 6098.1-1985 Test method for length of cotton fibres--Roller analyser
GB/T 12085.21-2011 Optics and optical instruments—Environmental test methods—Part 21:Combined low pressure and ambient temperature or dry heat
GB/T 9338-1988 Method of instrumental measurement of whiteness of fluorescent whitening agents
GB/T 12538-1990 Motor vehicles－Height of gravity center－Measuring method
GB/T 6098.2-1985 Test method for length of cotton fibres - Photoelectric length method

Professional Standard - Energy

NB/SH/T 0739-2014 Standard test method for viscosity determination of asphalt materials at elevated temperatures using a rotational viscometer

未注明发布机构

GJB 150.19-1986 Environmental test methods for military equipment temperature-humidity-altitude test
DIN IEC 1342:1996 Nuclear instrumentation — Multichannel! pulse height analyzers — Main characteristics, technical requirements and test methods
ASTM RR-E37-1017 1996 E1582-Test Method for Temperature Calibration of Thermogravimetric Analyzers

Group Standards of the People's Republic of China

T/WHAS 0004-2020 High Precision Color Analyzer
T/CMA HG018-2020 Measuring method for flatness of tire test road surface--continuous flatness meter method
T/QGCML 936-2023 Portable High Precision Laser Marking Instrument
T/CMA YX129-2024 Calibration Method for Dissolution Testers
T/GZJL 2-2023 Calibration method for local discharge tester using high-frequency current method
T/SCAS 05-2021 High-precision real-time pose video measuring instrument
T/CSO 1-2021 In situ comparison method of CTD profiler
T/SJZSYYQXH JZ008-2023 Calibration method of low temperature temperature tester
T/QGCML 1574-2023 High-precision thermometer
T/SXS 134-2023 High precision intelligent pneumatic measuring instrument
T/GZJL 3-2023 Calibration method for ultra-high frequency partial discharge testers

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 40291-2021 Nuclear instrumentation—High-purity germanium crystals for radiation detectors—Measurement methods of basic characteristics

Military Standard of the People's Republic of China-General Armament Department

GJB 595.8-1988 Environmental test methods for artillery optical instruments Temperature-humidity-vibration test
GJB 1180-1991 Final test method for anti-aircraft gun commander
GJB 595.2-1988 Environmental test methods for artillery optical instruments High temperature test
GJB 10226-2021 High-precision evaluation method for radio-controlled high-altitude explosion fuses
GJB 2236-1994 Observation and aiming instrument accuracy test methods

Professional Standard - Petroleum

SY/T 7074-2016 Calibration method of HTHP drilling fluid filter press
SY/T 6449-2000 Calibration of detecting tool and evaluating method for cementing quality
SY 7074-2016 Calibration method of high temperature and high pressure fluid loss tester for drilling fluid
SY/T 6811-2010 Calibration Method of Core Oil - water Saturation Meter
SY/T 6758-2009 Calibration method of lithological density log tool
SY/T 6479-2000 24-bit high accuracy telemetry seismic instrument
SY 6449-2000 Calibration and evaluation method of cementing quality detector
SY/T 6579-2003 The calibration method for density tool

Professional Standard-Ships

CB/T 4443-2016 Total Station Accuracy Measurement Method

Professional Standard - Military and Civilian Products

WJ 744-1994 Test method for tensile strength of adhesives for optical instruments
WJ 749-1994 Water immersion, low temperature, high temperature and high humidity test methods for glue used in optical instruments
WJ 741-1994 Test method for cleanliness of adhesives used in optical instruments
WJ 747-1994 High temperature test method for adhesives used in optical instruments

工业和信息化部

WJ/T 747-2014 High temperature test method for glue used in optical instruments
WJ/T 749-2014 Test methods for water immersion, low temperature, high temperature and high humidity for glue used in optical instruments
WJ/T 741-2014 Test method for cleanliness of glue used in optical instruments

Professional Standard - Electron

SJ 20873/1-2003 Detail specifications for high accuracy horizon-meter for type CW-14
SJ 20551-1995 Test methods for high frequency interference field tester
SJ/T 11040-1996 Test method for viscosity of electronic glass at high temperature

Guangdong Provincial Standard of the People's Republic of China

DB44/T 1854-2016 Rating method for color fastness of leather - instrument method

Professional Standard - Water Conservancy

SL 131-1995 Method for calibration of apparatus for concrete slump test
SL 131-2017 SL/T 131-2017 (Calibration method for apparatus measuring slump of concrete)

水利部

SL/T 131-2017 Calibration method of concrete slump meter
SL 123-2012 Calibration methods for fluidity tester of cement mortar

Professional Standard - Electricity

DL/T 660-1998 Test procedure for coal ash high-temperature viscosity characteristic
DL/T 1002-2022 Calibration method of low concentration dissolved oxygen meter

Professional Standard - Agriculture

GB/T 43859-2024 Test method for performance of water activity meters

National Metrological Technical Specifications of the People's Republic of China

JJF(纺织) 07A-1985 Verification method of Y411A sizing humidity indicator
JJF(电子) 10-1982 Verification method of BO-5 distortion meter verification device
JJF(电子) 15-1982 Verification method of TF-704B and C type high frequency dielectric loss measuring instrument
JJF(纺织) 13-1985 Verification method of Y531 fabric thickness meter

Professional Standard - Ocean

HY 016.4-1992 High temperature test for basic environmental test methods for marine instruments
HY/T 100-2007 Test method of seawater turbidity analyzer
HY 016.5-1992 The basic method of environmental test for oceanographic instruments—High-temperature storage test
HY/T 268-2018 Testing method of ocean temperature measuring instrument
HY 016.6-1992 The basic method of environmental test for oceanographic instruments—Temperature cycling test

Professional Standard - Medicine

YY/T 1146-2016 Measurement methods of illuminance for medical optical instruments
YY 91146-1999 Test method for illumination intensity of medical optical instrument

Professional Standard - Aviation

HBm 66.47-1990 Test method for instrument temperature of miniature trucks
HBm 60-1987 High-temperature and low-temperature test methods for instrumentation of miniature automobiles

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

GB/T 33087-2016 Ultra pure water for instrumental analysis specification and test methods
GB/T 6098-2018 Test method for length of cotton fibres—Roller analyser
GB/T 32065.4-2015 Environmental test methods for oceanographic instruments―Part 4:Dry heat

Professional Standard - Machinery

JB/T 12199-2015 High speed roundness measuring instrument for rolling bearings
JB/T 4279.13-1994 Enamelled winding wire test equipment and equipment verification method High-voltage paint film continuity tester
JB/T 6247-1992 Bending strength at high temperature of shell - Tester

Professional Standard - Textile

FZ/T 01024-1993 Instrumental assessment of change in colour for determination of grey scale rating
FZ/T 01023-1993 Instrumental assessment of the degree of staining of adjacent fabrics
FZ/T 60044-2014 Test method for loops height of towel product

中国气象局

QX/T 536-2020 Test method for foreword scattering visibility meter

Professional Standard - Chemical Industry

HG 5-1339-1980 Viscosity Test Method for High Viscosity Phenolic Resins

Hebei Provincial Standard of the People's Republic of China

DB13/T 5865-2023 Wafer surface particle size inspection instrument calibration method

National Metrological Verification Regulations of the People's Republic of China

JJG 500-2005 Verification Regulation of Electrolytic Hygrometers
JJG(民航) 037-1996 Verification Regulation of ПС11-02 Radio Altimeter Calibration Equipment
JJG(民航) 0073-2004 ARA-552 Radio Altimeter Analogue Adapter

Professional Standard - Aerospace

QJ 1079A-2004 Major precision parameters and testing methods for gyroscopes
QJ 1079-1986 Gyroscope main accuracy index and test method

国家能源局

SY/T 6811-2016 Calibration method of core oil and water saturation distillation instrument

Professional Standard - Nuclear Industry

EJ/T 788-1993 Measurement method of equivalent activity of high activity gamma radiation source

Professional Standard - Commodity Inspection

SN/T 4237-2015 Methods of testing the filling power for inspection of import and export down and feathers―Multifunctional filling power testing apparatus method
SN/T 2141.1-2008 Method of test for fineness of textile materials—Part 1:Using the airflow apparatus
SN/T 2672-2010 Textile raw materials fineness testing method(diameter)—Micro projection

Xinjiang Provincial Standard of the People's Republic of China

DB65/T 4166-2018 Test method for the length and strength of wool bundles of sheep wool—Quick detection of wool bundle length and strength—Body test method

Professional Standard - Environmental Protection

HJ 924-2017 Technical requirement and test procedures for rapid COD photometric analyzer

Fujian Provincial Standard of the People's Republic of China

DB35/T 1502-2015 Comprehensive Strength Evaluation Method for High Temperature Process

RU-GOST R

GOST 20271.1-1991 Microwave electronic devices. Methods of measuring electrical parameters
GOST 27981.5-2015 Copper of high purity. Methods of photometric analysis
GOST 8.481-1982 State system for ensuring the uniformity of measurements. Roundness measuring instruments. Methods and means for verification
GOST R 51274-1999 Vessels and apparatus. Apparatus of column type. Norms and methods of strength calculation
GOST 8.502-1984 State system for ensuring the uniformity of measurments. Coating thickness gauges. Verification methods and means
GOST 22091.15-1986 X-ray devices. The method of electric strenght test
GOST 20271.3-1991 Microwave electronic devices. Methods of measuring of modulating impulse parameters
GOST 16680-1979 Processed kaolin. Method of brightness measurement

SE-SIS

SIS SMS 1365-1951 instrument, height gauge indicator
SIS SMS 1364-1951 Instruments, height gauges, standards and definitions
SIS SS IEC 692:1984 Nuclear instrumentation — Density meters utilizing ionizing radiation — Definitions and test methods

SCC

DIN IEC 61342:1996 Nuclear instrumentation - Multichannel pulse height analyzers - Main characteristics, technical requirements and test methods (IEC 61342:1995)
DANSK DS/EN 951:1999 Door leaves - Method for measurement of height, width, thickness and squareness
NS-EN 951:1998 Door leaves - Method for measurement of height, width, thickness and squareness
AENOR UNE-EN 951:1999 Door leaves - Method for measurement of height, width, thickness and squareness
AATCC 8-2004 Colorfastness to Crocking: AATCC Crockmeter Method
ANSI/ANSLG C78.380-2002 High Intensity Discharge Lamps - Method of Designation
AWWA ACE95202 Triple Validation Turbidimeter: A New Approach to VLT Monitoring
BS DD ENV 1071-1:1994 Advanced technical ceramics. Methods of test for ceramic coatings-Determination of coating thickness by contact probe profilometer
MIL MIL-STD-202/108-2015 Method 108, Life (at Elevated Ambient Temperature)
SN-CWA 18012:2023 Test method for the determination of a cracking resistance index for advanced high strength steel sheets
AS Z24.16.1:1968 Methods of test for pressure sensitive adhesive tapes, Method 16.1: Bond strength - Bond strength at elevated temperatures

GSO

NB/T 11461-2023 Technical requirements for high-density electrical detectors for mines
OS GSO ISO 6443:2007 Door leaves - Method for measurement of height, width, thickness and squareness
GSO ISO 6443:2007 Door leaves - Method for measurement of height, width, thickness and squareness
OS GSO IEC 61435:2015 Nuclear instrumentation - High-purity germanium crystals for radiation detectors - Measurement methods of basic characteristics

German Institute for Standardization

DIN 58654:1960 Meteorological devices - Maximum thermometer
DIN EN 951:1999-05 Door leaves - Method for measurement of height, width, thickness and squareness; German version EN 951:1998
DIN 2271-1:1976 Pneumatic Length Measurement (Air Gauging); Principles, Methods

British Standards Institution (BSI)

BS ISO 16063-42:2014 Methods for the calibration of vibration and shock transducers. Calibration of seismometers with high accuracy using acceleration of gravity
BS IEC 61435:2013 Nuclear instrumentation. High-purity germanium crystals for radiationdetectors. Measurement methods of basic characteristics
BS 7334-4:1992 Measuring instruments for building construction. Methods for determining accuracy in use of theodolites
BS 7334-3:1990 Measuring instruments for building construction. Methods for determining accuracy in use: optical levelling instruments
BS 7334-5:1992 Measuring instruments for building construction. Methods for determining accuracy in use of optical plumbing instruments
BS EN 951:1999 Door leaves - Method for measurement of height, width, thickness and squareness
BS IEC 60692:1999 Nuclear instrumentation. Density gauges utilizing ionizing radiation. Definitions and test methods
BS 4044:1989 Methods for determination of fibre length by comb sorter diagram

Federal Aviation Administration (FAA)

FAA 14 CFR PART 95-2011 IFR ALTITUDES

Korean Agency for Technology and Standards (KATS)

KS K 0650-2016 Test method for colour fastness to rubbing-Crock meter method
KS K 0311-2023 Test method for length of cotton fibers: Fibrograph method
KS R 1007-2018 Road vehicles – Speed of meters – Methods of caliblation
KS W 6063-1989 TESTING METHOD FOR IMPACT STRENGTH of aeronautical instrument
KS L 5106-2019 Testing method for fineness of portland cement by air permeability apparatus
KS K 0650-1-2022 Test method for color fastness to rubbing : Crock meter method
KS B 5628-2021 Test Transparencies for Overhead Projectors
KS M 2734-2013 Testing method of colour of fats and oils by means of loviboned tintometer
KS B 0800-2021 Test methods for Vickers hardness at elevated temperatures
KS B 0800-2001 Test methods for Vickers hardness at elevated temperatures
KS B ISO 16063-42-2017(2022) Methods for the calibration of vibration and shock transducers — Part 42: Calibration of seismometers with high accuracy using acceleration of gravity
KS R 1012-2013 MAXIMUM SPEED TEST METHOD OF AUTOMOBILES
KS B ISO 16063-42:2017 Methods for the calibration of vibration and shock transducers — Part 42: Calibration of seismometers with high accuracy using acceleration of gravity
KS I 2000-2010 Functional evaluation of high performance liquid chromatograph
KS B ISO 16063-42-2022 Methods for the calibration of vibration and shock transducers — Part 42: Calibration of seismometers with high accuracy using acceleration of gravity
KS K 0720-2010 Test method for colour fastness to high temperature steaming
KS A 0513-2021 Methods of temperature measurement by optical pyrometers
KS M 8003-2021 General rules for test methods of highly purified reagents
KS M 1033-2017 Testing method for density of high-purity hydrocarbons by Bingham pycnometer
KS L 5106-1995 Testing method for fineness of portland cement by air permeability apparatus
KS B 5233-2019 Height gauges
KS C IEC 60692-2019 Nuclear instrumentation－Density gauges utilizing ionizing radiation－Definitions and test methods
KS B 0800-1995 Test methods for Vickers hardness at elevated temperatures
KS B 0800-2001(2021) Test methods for Vickers hardness at elevated temperatures
KS R 1136-2021 Acceleration and maximum speed measuring method of electric vehicles
KS M 1032-2017 Testing method for refractive index of high purity hydrocarbons

ES-UNE

UNE-EN 951:1999 Door leaves - Method for measurement of height, width, thickness and squareness
UNE-EN 951:2000 ERRATUM DOOR LEAVES - METHOD FOR MEASUREMENT OF HEIGHT, WIDTH, THICKNESS AND SQUARENESS.

International Electrotechnical Commission (IEC)

IEC 61435:2013 Nuclear instrumentation - High-purity germanium crystals for radiation detectors - Measurement methods of basic characteristics

American National Standards Institute （ANSI)

ANSI/IEEE C57.13.6:2005 Standard for High Accuracy Instrument Transformers
ANSI C78.380-2007 High-Intensity Discharge Lamps, Method of Designation

Society of Automotive Engineers (SAE)

SAE ARP4252-1995 INSTRUMENTAL METHODS OF DETERMINING SURFACE CLEANLINESS
SAE ARP4252A-2017 Instrumental Methods of Determining Surface Cleanliness

CZ-CSN

CSN 25 6112-2004 Measuring device for lenght measuring of fabric - Methods for verification
CSN 25 6112-1986 Measuring device for length measuring of abric. Methods for verification
CSN 99 0378-1989 Length gauges for meter products. Methods of verification

SAE - SAE International

SAE ARP4252B-2017 Instrumental Methods of Determining Surface Cleanliness

HU-MSZT

MNOSZ 20084-1954 Mechanical measuring tools, height measuring instruments

Japanese Industrial Standards Committee (JISC)

JIS B 7440:1987 Test code for accuracy of coordinate measuring machines
JIS C 6182:1991 Test methods of optical power meters for laser beam
JIS C 6184:1993 Test methods of optical power meters for optical fiber
JIS Z 2252:1991 Test methods for Vickers hardness at elevated temperatures
JIS P 8143:2009 Paper -- Determination of stiffness -- Clark stiffness tester method
JIS K 0554:1995 Testing methods for concentration of fine particles in highly purified water
JIS Z 8706:1980 Methods of temperature measurement by optical pyrometers
JIS K 8007:1992 General rule for test methods of highly purified reagents
JIS K 0552:1994 Testing methods for electric conductivity in highly purified water
JIS K 0518:1995 Testing method for freezing points of high-purity hydrocarbons

GOSTR

GOST 24757-1981 Vessels and apparatus. Apparatus of column type. Norms and methods of strenght calculations
GOST 34233.8-2017 Vessels and apparatus. Norms and methods of strength calculation. Jacketed vessels and apparatus

KR-KS

KS B ISO 16063-42-2017 Methods for the calibration of vibration and shock transducers — Part 42: Calibration of seismometers with high accuracy using acceleration of gravity

IN-BIS

IS 11886-1987 Test methods for multi-channel amplitude analyzers

PT-IPQ

NP EN 951-2000 Door leaves Methods for measurement of height,width,thickness and squareness

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector

ITU-R SM.1053 SPANISH-1994 METHODS OF IMPROVING HF DIRECTION-FINDING ACCURACY AT FIXED STATIONS
ITU-R SM.1053 FRENCH-1994 METHODS OF IMPROVING HF DIRECTION-FINDING ACCURACY AT FIXED STATIONS
ITU-R P.839-1-1997 Rain Height Model for Prediction Methods
ITU-R P.839-1992 Rain Height Model for Prediction Methods
ITU-R P.839-2-1999 Rain Height Model for Prediction Methods

American Society for Testing and Materials (ASTM)

ASTM D6239-02 Standard Test Method for Uranium in Drinking Water by High-Resolution Alpha-Liquid-Scintillation Spectrometry
ASTM D6239-03e2 Standard Test Method for Uranium in Drinking Water by High-Resolution Alpha-Liquid-Scintillation Spectrometry
ASTM D6239-98a Standard Test Method for Uranium in Drinking Water by High-Resolution Alpha-Liquid-Scintillation Spectrometry
ASTM D6239-03e1 Standard Test Method for Uranium in Drinking Water by High-Resolution Alpha-Liquid-Scintillation Spectrometry
ASTM F2405-04(2011) Standard Test Method for Trace Metallic Impurities in High Purity Copper by High-Mass-Resolution Glow Discharge Mass Spectrometer
ASTM D3786/D3786M-18(2023) Standard Test Method for Bursting Strength of Textile Fabrics—Diaphragm Bursting Strength Tester Method
ASTM C1211-98a Standard Test Method for Flexural Strength of Advanced Ceramics at Elevated Temperatures
ASTM F2405-04 Standard Test Method for Trace Metallic Impurities in High Purity Copper by High-Mass-Resolution Glow Discharge Mass Spectrometer
ASTM E1363-97e1 Standard Test Method for Temperature Calibration of Thermomechanical Analyzers

International Organization for Standardization (ISO)

ISO 16063-42:2014 Methods for the calibration of vibration and shock transducers - Part 42: Calibration of seismometers with high accuracy using acceleration of gravity
ISO 22719:2008 Water quality - Determination of total alkalinity in sea water using high precision potentiometric titration

Association Francaise de Normalisation

NF T01-036:1980 Molecular absorption spectrophotometry. Methods of inspection of apparatus.
NF EN 951:1999 Door leaves - Method of measuring height, width, thickness and squareness
NF ISO 920:2018 Wool - Determination of beard length and fiber height on comb device
NF P20-512*NF EN 951:1999 Door leaves. Method for measurement of height, width, thickness and squareness.

Danish Standards Foundation

DS/EN 951:1999 Door leaves - Method for measurement of height, width, thickness and squareness
DS/ENV 1071-1:1993 Advanced technical ceramics. Methods of test for ceramic coatings. Part 1: Determination of coating thickness by contact probe profilometer

Lithuanian Standards Office

LST EN 951-2004 Door leaves - Method for measurement of height, width, thickness and squareness

AIA/NAS - Aerospace Industries Association of America Inc.

NASM1312-18-1997 Fastener Test Methods; Method 18 Elevated Temperature Tensile Strength

ATIS - Alliance for Telecommunications Industry Solutions

0500001-2011 High Level Requirements for Accuracy Testing Methodologies
0500001-2004 High Level Requirements for Accuracy Testing Methodologies

Alliance of Telecommunications Industry Solutions （ATIS)

ATIS 0500001-2011 High Level Requirements for Accuracy Testing Methodologies

IT-UNI

UNI 7615-1976 High density polyethylene pipe. experiment method

International Telecommunication Union (ITU)

ITU-R P.839-2013 Rain height model for prediction methods

IEC - International Electrotechnical Commission

IEC 60659:1979 Test Methods for Multichannel Amplitude Analyzers (Edition 1.0)

The American Road & Transportation Builders Association

AASHTO T 153-2020 Standard Method of Test for Fineness of Hydraulic Cement by Air Permeability Apparatus

NEMA - National Electrical Manufacturers Association

NEMA C78.380-2005 Electric Lamps - High Intensity Discharge Lamps@ Method of Designation
NEMA C78.380-2016 Electric Lamps - High-Intensity Discharge Lamps - Method of Designation

CN-STDBOOK

图书 3-9797 General rules and calibration specifications for instrument analysis methods in colleges and universities (1)

European Committee for Standardization (CEN)

prEN 951-1-1992 Height, width, thickness and squareness; measurement method; part 1: door leaves

ZA-SANS

SANS 4044:2007 Methods for determination of fibre length by comb sorter diagram

National Electrical Manufacturers Association（NEMA)

NEMA ANSLG C78.380-2007 Electric Lamps - High Intensity Discharge Lamps, Method of Designation