GB - Chinese national standards

Acoustics—Determination of dynamic stiffness—Part 1: Materials used under floating floors in dwellings

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Core metadata for books copyright assets

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Requirements of environmental control for hospital negative pressure isolation ward

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Classification and codes for quality technology services

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Rules for agricultural seed testing—Part 1General directives

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Rules for agricultural seed testing—Part 10Sowing qualityVigor test

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Rules for agricultural seed testing—Part 11Varietal quality—Varietal genuineness identification testing

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Rules for agricultural seed testing—Part 12Varietal quality—GMO seed testing

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Rules for agricultural seed testing—Part 2Sampling

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Rules for agricultural seed testing—Part 3Sowing quality—Purity analysis

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