NB/T 20010.14-2010
PWR nuclear power plant valve. Part 14: Specification of flexible graphite pacKing 压水堆核电厂阀门 第14部分:柔性石墨填料技术条件 |
YY 0761.1-2009
Dentistry. Diamond rotary instrument. Part 1: Dimensions, requirements, marKing and packaging 牙科旋转器械 金刚砂车针 第1部分:尺寸、要求、标记和包装 |
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