line-mounted valve 中文意思是什麼
line-mounted valve
解釋
管式連接閥-
The bypass line double check valve shall have a single access cover, two independently operating modular poppet check valves, and top mounted test cocks
旁路管線雙止回閥應該具有一個檢修蓋,兩個獨立工作的運行模塊化提升式止回閥,以及頂部安裝測試旋塞。
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