The intercept of the standard curve is negative

The intercept of the standard curve is negative, Total:49 items.

The international standard classification for "The intercept of the standard curve is negative" includes: Noise with respect to human beings .

The Chinese standard classification for "The intercept of the standard curve is negative" includes: Acoustic Measurement .

未注明发布机构

DIN ISO 226 E:2001-11 Acoustics - Normal equal-loudness-level contours

Hebei Provincial Standard of the People's Republic of China

DB13/T 5866-2023 Calibration method of micro-nano wire pitch standard sample

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

GB/T 4963-2007 Acoustics—Normal equal-loudness-level contours

GSO

BH GSO ASTM F3141:2023 Standard Guide for Total Knee Replacement Loading Profiles
GSO ASTM F3141:2023 Standard Guide for Total Knee Replacement Loading Profiles

American Society for Testing and Materials (ASTM)

ASTM F3141-23 Standard Guide for Total Knee Replacement Loading Profiles
ASTM D648-01 Standard Test Method for Deflection Temperature of Plastics Under Flexural Load in the Edgewise Position
ASTM D648-07 Standard Test Method for Deflection Temperature of Plastics Under Flexural Load in the Edgewise Position
ASTM D648-00a Standard Test Method for Deflection Temperature of Plastics Under Flexural Load in the Edgewise Position
ASTM D648-04 Standard Test Method for Deflection Temperature of Plastics Under Flexural Load in the Edgewise Position
ASTM G75-07 Standard Test Method for Determination of Slurry Abrasivity (Miller Number) and Slurry Abrasion Response of Materials (SAR Number)
ASTM D2493/D2493M-09 Standard Viscosity-Temperature Chart for Asphalts
ASTM E561-19e1 Standard Test Method for K R Curve Determination
ASTM E561-21 Standard Test Method for K R Curve Determination
ASTM E561-20 Standard Test Method for K R Curve Determination
ASTM G75-95 Standard Test Method for Determination of Slurry Abrasivity (Miller Number) and Slurry Abrasion Response of Materials (SAR Number)
ASTM E561-22 Standard Test Method for K R Curve Determination
ASTM G75-01 Standard Test Method for Determination of Slurry Abrasivity (Miller Number) and Slurry Abrasion Response of Materials (SAR Number)
ASTM E561-08e1 Standard Test Method for K-R Curve Determination
ASTM E561-10e1 Standard Test Method for K-R Curve Determination
ASTM B913-00 Standard Test Method for Evaluation of Crimped Electrical Connections to 16-Gauge and Smaller Diameter Stranded and Solid Conductors
ASTM B913-00e1 Standard Test Method for Evaluation of Crimped Electrical Connections to 16-Gauge and Smaller Diameter Stranded and Solid Conductors
ASTM E561-19 Standard Test Method for K R Curve Determination

BR-ABNT

ABNT PB-528-1979 railway. Fixed facility building boundaries. The tangent and curve radii are greater than 500 m. Standard gauge and broad gauge
ABNT PB-517-1979 Turnout. Standard gauge group. Linear stiffness

Association Francaise de Normalisation

NF S30-003*NF ISO 226:2004 Acoustics - Normal equal-loudness-level contours
NF F50-402:1977 FIXED RAILWAY EQUIPMENT. STANDARD-GAUGE LINE. LAYING OF NEW TRACK GAUGES.

British Standards Institution (BSI)

BS ISO 226:2003 Acoustics - Normal equal-loudness-level contours

International Organization for Standardization (ISO)

ISO 226:1987 Acoustics; Normal equal-loudness level contours
ISO 226:2023 Acoustics — Normal equal-loudness-level contours
ISO 4965:1979 Axial load fatigue testing machines; Dynamic force calibration; Strain gauge technique
ISO 226:2003 Acoustics - Normal equal-loudness-level contours

AT-ON

ONORM S 4078-1984 Cross country skis; determination of breaking load and deflection at break under quasistatic load

RU-GOST R

GOST 9735-1987 Profile grinders. Standards of accuracy

CZ-CSN

CSN ISO 7797:1993 Cross-country skis. Determination of breaking load and deflection at break with quasistatic load
CSN ON 85 5103-1962 Medical sewing needles, type "E" strong, curved, with section angle standard specifications
CSN ON 85 5108-1962 Medical needle species "Og" weak, curved, with angular cross section △ specification standard

NATO - North Atlantic Treaty Organization

STANAG 1328-1987 Standard Distance Line Lighting (ED 1 AMD 4)

American Society of Mechanical Engineers (ASME)

ASME STP-PT-094-2022 Determination of Stress Strain Curves of 304, 304L, 316, 316L for Strain-Based Design Criteria

Korean Agency for Technology and Standards (KATS)

KS I ISO 226:2014 Acoustics — Normal equal-loudness level contours
KS I ISO 226:2003 Acoustics-Normal equal-loudness level contours

American National Standards Institute （ANSI)

BS ISO 13050:2022 Synchronous belt drives. Metric pitch, curvilinear profile systems G, H, R and S, belts and pulleys (British Standard)

AASHTO - American Association of State Highway and Transportation Officials

T 272-2010 Standard Method of Test for Family of Curves—One Point Method

The American Road & Transportation Builders Association

AASHTO R 75-2016(R2020) Standard Practice for Developing a Family of Curves

Aerospace, Security and Defence Industries Association of Europe (ASD)

ASD-STAN PREN 2666-003-1991 Aerospace Series Single-Pole Circuit Breakers Rated Currents 50 to 100 A Distance Between Terminals 36.5 mm Product Standard

SCC

AASHTO R 75-2016(2020) Standard Practice for Developing a Family of Curves

SE-SIS

Nr 39-1992 Curve electronics according to Swedish standards
SIS SMS 2027-1975 Dust separating. Standard curves for dust

German Institute for Standardization

DIN ISO 226:2006 Acoustics - Normal equal-loudness-level contours (ISO 226:2003);English version of DIN ISO 226:2006-04

Others: