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[GB国标] GB∕T 40912-2021 纺织品 定量化学分析 聚酰胺酯纤维与某些其他纤维的混合物 |
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Archiver|手机版|小黑屋|中国纺织服装检测论坛 ( 苏ICP备17035522号-2 )
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