工业机械电气图用图形符号 GB\T24340-2009
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金属材料薄板和薄带扩孔试验方法 GB\T24524-2009
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常压固定床气化用煤技术条件 GB\T9143-2008
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有色金属矿山节能设计规范 [附条文说明] GB50595-2010
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微电机用齿轮减速器通用技术条件 GB\T11281-2009
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CAD文件管理标准化审查 GB\T17825.8-1999
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CAD文件管理存储与维护 GB\T17825.10-1999
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CAD文件管理更改规则 GB\T17825.6-1999
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