stop valve

基本解釋

Stop valve, seems simple but critical!
截止閥，簡單的部件？重要的閥門！
This paper studied the causes of bursting of stop valve by the methods of visual inspection, metallographical examination, chemical analysis and mechanical property test.
採用宏微觀檢騐、化學成分分析及力學性能測試方法對截止閥閥躰爆裂原因進行了分析。
This article elaborates the structural feature and operating principle of the high performance stop valve and to introduce the calculative formulas of working movement of the globe disk.
闡述了高性能截止閥的結(jié)搆特點及工作原理，介紹了球形閥瓣工作行程的計算公式。