quick-operating valve 中文意思是什麼
quick-operating valve
解釋
快動閥-
The valve has the features of simple structure, free operating, good sealing, little in local resistance losing, quick cut - off, convenience in maintenance and hard to distortion etc
該產品具有結構簡單,操作自如,密封性能優良,局部阻力損失小,切斷快,維護保養方便,不易變形等特點。
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