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GB/T 40910-2021纺织品 防水透湿性能的评定Textiles. Evaluation for water resistance and water vapour permeability
GB/T 40910-2021纺织品 防水透湿性能的评定Textiles. Evaluation for water resistance and water vapour permeability...
2022-03-14[evaluation|resistance|permeability|]浏览:14下载:0
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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Textiles. Quantitative chemical analysis. Mixtures of polyesteramide with certain other fibers
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Textiles. Quantitative chemical analysis. Mixtures of polyesteramide with certain other fibers...
2022-03-14[混合物|化学分析|quantitative|]浏览:16下载:0
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GB/T 40917-2021纺织品 全氟己烷磺酸及其盐类的测定Textiles. Determination of perfluorohexane-1-sulphonic acid and its salts
GB/T 40917-2021纺织品 全氟己烷磺酸及其盐类的测定Textiles. Determination of perfluorohexane-1-sulphonic acid and its salts...
2022-03-14[Textiles|纺织品|Determination|]浏览:20下载:0
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GB/T 40920-2021皮革 色牢度试验 往复式摩擦色牢度Leather. Tests for colour fastness. Colour fastness to cycles of to-and-fro rubbing
GB/T 40920-2021皮革 色牢度试验 往复式摩擦色牢度Leather. Tests for colour fastness. Colour fastness to cycles of to-and-fro rubbing...
2022-03-14[colour|试验|色牢度|]浏览:25下载:0
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GB/T 40936-2021皮革 物理和机械试验 服装革防水性能的测定Leather. Physical and mechanical tests. Determination of water repellency of garment leather
GB/T 40936-2021皮革 物理和机械试验 服装革防水性能的测定Leather. Physical and mechanical tests. Determination of water repellency of garment leather...
2022-03-14[防水性|mechanical|Determination|]浏览:13下载:0
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GB/T 40938-2021皮革 物理和机械试验 水渗透压测定Leather. Physical and mechanical tests. Determination of water penetration pressure
GB/T 40938-2021皮革 物理和机械试验 水渗透压测定Leather. Physical and mechanical tests. Determination of water penetration pressure...
2022-03-14[mechanical|penetration|Determination|]浏览:14下载:0
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JJG 1179-2021医用诊断螺旋计算机断层摄影装置(CT)放射治疗模拟定位X射线辐射源检定规程
JJG 1179-2021医用诊断螺旋计算机断层摄影装置(CT)放射治疗模拟定位X射线辐射源检定规程...
2022-03-14[模拟|断层|计算机|]浏览:11下载:0
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JJG 1180-2021大型接地网工频接地阻抗测试仪检定规程
JJG 1180-2021大型接地网工频接地阻抗测试仪检定规程...
2022-03-14[阻抗|测试|接地|]浏览:15下载:0
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JJF 1070.3-2021定量包装商品净含量计量检验规则 大米
JJF 1070.3-2021定量包装商品净含量计量检验规则 大米...
2022-03-14[商品|规则|定量包装|]浏览:14下载:0
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T/CECS 10156-2021建筑用玻璃纤维增强聚氨酯(GRPU)隔热铝合金型材
T/CECS 10156-2021建筑用玻璃纤维增强聚氨酯(GRPU)隔热铝合金型材...
2022-03-14[铝合金|聚氨酯|玻璃纤维|]浏览:15下载:0
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