GB - Chinese national standards

Laboratory glassware—Capacity methods testing and use of volumetric instruments

Available languages: English, Chinese

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Test method for average cell size of rigid cellular plastics

Available languages: English, Chinese

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Rigid cellular plastics - Determination of friability

Available languages: English, Chinese

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General technical specification for railway passenger car

Available languages: English, Chinese

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Rules for inspecting and testing of railway passenger car after completion of construction

Available languages: English, Chinese

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Chemical reagentPhosphoric acid

Available languages: English, Chinese

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Photography - Density measurement - Part 1: Terms, symbols and notations

Available languages: English, Chinese

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Photography and graphic technology—Density measurements—Part 3:Spectral conditions

Available languages: English, Chinese

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Photography - Density measurement - Part 4: Geometric conditions for reflection density

Available languages: English, Chinese

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Polymeric materialscellular flexible--Determination of hardness by indentation technique

Available languages: English, Chinese

Available design: electronic design (pdf), Print design