GB/T 17186.2-2018管法兰连接计算方法第2部分:基于泄漏率的计算方法国家标准
英文:Calculation methods for the pipe flange joints—Part 2:Calculation method satisfies leakage rate GB/T 17186.2-2018介绍: ...
英文:Calculation methods for the pipe flange joints—Part 2:Calculation method satisfies leakage rate GB/T 17186.2-2018介绍: ...