GB - Chinese national standards

Surface roughness for plastic parts

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Low temperature pattern wax material for investment casting—Part 1: Testing methods for physical properties

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Low temperature pattern wax materials for investment casting—Part 2: Testing methods for usability properties

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Method of measurement of resistivity of precious metals and their alloys

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Information processing--Processor system bus interface (Eurobus A)

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Information technology - Chinese ideogram coded character set (basic set) - 64 dot matrix font - Part 1:Song Ti

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Information technology - Chinese ideogram coded character set (basic set) - 64 dot matrix font - Part 2:Hei Ti

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Information technology - Chinese ideogram coded character set (basic set) - 64 dot matrix font - Part 3:Kai Ti

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Information technology - Chinese ideogram coded character set (basic set) - 64 dot matrix font - Part 4:Fangsong Ti

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Information technology--Portable operating system interface for computer environments--Part 1:System application program interface (POSIX.1)

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