GB-T 31370.5-2018 平板显示器 FPD 彩色滤光片测试方法 第5部分 对比度
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ISO 22966 2009 Execution of concrete structures.pdf
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ISO 25964-2 2013Information and documentation — Thesauri and interoperability with other vocabulariesPart 2 Interoperability with other vocabularies.pdf
ISO 13902 1997 Steel and iron — Determination of high sulfur content — Infrared absorption method after combustion in an induction furnace.pdf
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GB-T 26688-2011 电池供电的应急疏散照明自动试验系统.pdf
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GB-T 35852-2018 飞机通用电缆和航空航天应用的导体尺寸和特性.pdf
GB-T 25621-2010 土方机械 操作和维修 技工培训.pdf
GB-T 464-2008 纸和纸板的干热加速老化.pdf
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GB-T 40612-2021 塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定释放二氧化碳的方法.pdf
GB-T 10248-2005 气体分析 校准用混合气体的制备 静态体积法.pdf