GB - Chinese national standards

Definition of archived data format for space-based high-energy astronomy

Available languages: English, Chinese

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General rules for isotope composition analysis by mass spectrometry

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Determination of strontium isotopic ratios in aqueous solution

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Method of performance testing for liquid chromatography tandem time of flight mass spectrometry

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Electroacoustics—Sound level meters—Part 1:Specifications

Available languages: English, Chinese

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Electroacoustics—Sound level meters—Part 2: Pattern evaluation tests

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Electroacoustics—Sound level meters—Part 3: Periodic tests

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Technical requirements for work wear in food practitioner

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Glass containers—Standard tolerances for flaconnage

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Class containers—Height and non-parallelism of finish with reference to container base—Test methods

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