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Database: 365,228(8 Aug 2026)

the earth

the earth, Total:35 items.

The international standard classification for "the earth" includes: Astronomy. Geodesy. Geography , Optical measuring instruments , Exploratory and extraction equipment .

The Chinese standard classification for "the earth" includes: Mapping in general , Geotectonic Mapping and Marine Mapping , Telescope, geodetic survey and aerial survey instrumentation , Petroleum geology exploration .


Group Standards of the People's Republic of China

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

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

Professional Standard - Machinery

Heilongjiang Provincial Standard of the People's Republic of China

石家庄市市场监督管理局

Professional Standard - Petroleum

  • SY/T 5772-2012 Technical Rules of Controled Source Audio Magnetotelluric Exploration
  • SY/T 5820-1999 specifications for magnetotelluric sounding
  • SY/T 5930-2000 Operation and maintenance for magnetotelluric instruments
  • SY/T 5820-2014 Technical rule for magnetotelluric sounding acquistion method in oil exploration

Professional Standard - Nuclear Industry

  • EJ/T 1196-2005 Specification for audio-frequency magnetotellurics survey on in-situ leaching sandstone type uranium deposits

Professional Standard - Surveying and Mapping

  • CH/T 2010-2011 Specifications for island (reef) geodetic control fieldwork
  • CH/Z 1051-2021 2000 National Geodetic Coordinate System Transformation Results Quality Inspection and Acceptance

Sichuan Provincial Standard of the People's Republic of China

  • DB51/T 2896-2022 Technical regulations for landscaping planting and cultivation of paddy fields

Professional Standard - Earthquake

  • DB/T 33.3-2009 The method of earthquake-related geoelectrical monitoring-Geoelectrical resistivity observation. Part 3: Repeated magnetotelluric measurement

Professional Standard - Electricity

  • DL/T 5224-2005 Technical rule for the design of HVDC earth return operation system

Professional Standard - Civil Aviation

  • MH/T 4015-2003 Specification of civil aviation application for WGS-84