GB - Chinese national standards

Technical specification for monitoring and evaluation of land reclamation and ecological restoration in mines

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Technical specification for land reclamation and ecological restoration of petroleum and natural gas projects

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Specification for exploitation and utilization of water and soil resources in karst areas

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for mechanical properties of thin-walled tube of carbon fiber reinforced composite—Part 1Tensile testing

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for mechanical properties of thin-walled tube of carbon fiber reinforced composite—Part 2Compressive testing

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for mechanical properties of thin-walled tube of carbon fiber reinforced composite—Part 3Bending testing of cantilever beam

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

General test methods for servo circuits of quartz flexible accelerometers for space applications

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

4 Mb/s digital time division command/response multiplex data bus test plan

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Technical requirements and test methods for intermediate/high-speed modulator/demodulator in satellite-to-earth data transmission—Part 1:Modulator

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Technical requirements and test methods for intermediate/high-speed modulator/demodulator in satellite-to-earth data transmission—Part 2:Demodulator

Available languages: English, Chinese

Available design: electronic design (pdf), Print design