metered valve 中文意思是什麼
metered valve
解釋
定量閥-
Marullo wouldn't get a new valve because the water wasn't metered and who cared.
馬魯洛老不肯換個新的閥門，因為用水是不計度數的，誰去管它呢。 -
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。
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