GB - Chinese national standards

Test method for measuring resistivity of monocrystal silicon—In-line four-point probe and direct current two-point probe method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

General rules for reliability test of electromagnetic relay for control circuits

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Technical guides for evaluating the saving of iron and steel product in enterprise

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Codes for ports and other locations of the People""s Republic of China

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Specifications of optical power meter

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Air quality--Determination offormaldehyde--Acetylacetone spectrophotometric method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Chemical conversion coatings--Black oxide coating on iron and steel--Specification and test methods

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Reliability requirements and testing methods for non-broadcast video tape recorders

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Time base stability of non-broadcast video tape recorders

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

PCM encoder/decoder system for audio recording

Available languages: English, Chinese

Available design: electronic design (pdf), Print design