ball-type check valve 中文意思是什麼
ball-type check valve
解釋
球型止逆閥-
Series 774xdcda contains two independently operating check valves located between two resilient seated shutoffs with four ball valve type test cocks and a hydraulically balanced metered bypass line to detect low flows
系列774xdcda包含兩個獨立運行的止回閥,位於兩個彈性閥座關閉閥之間,並配置四個球閥型測試旋塞,以及一個液壓平衡儀表旁路管線用於檢測低流量。 -
One check ball valve part of this type of valve, which includes a check valve and rotary movements kai - check china valve
其中止回閥就屬于這種類型的閥門,它包括旋啟式止回閥和升降式止回閥。
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