Test method for combined fine and gross leaks for large hybrid microcircuit packages 大型混合微电路插件的综合微泄漏和总泄漏的试验方法
2.
Plastics piping systems . thermoplastics valves . test methods for resistance to internal pressure and leaktightness 塑料管道系统.热塑性阀门.抗内压和泄漏的试验方法
3.
Plastics piping systems . valves for polyethylene piping systems . test method for leaktightness under and after bending applied to the operating mechanism 塑料管道系统.聚乙烯管道系统用阀门.在操作机构上弯曲和弯曲后的防泄漏的试验方法
4.
Plastics piping systems - end - load - bearing and non - end - load - bearing assemblies and joints for thermoplastics pressure piping - test method for long - term leaktightness under internal water pressure 塑料管道系统.热塑性压力管道用端部承载及非端部承载组件和接头.内部水压下长期防泄漏的试验方法
