... master air suction valve 主进气阀 air suction casing 吸气壳 ASV Air Suction Valve 进气阀 ...
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air suction casing
吸气机匣
以上为机器翻译结果,长、整句建议使用 人工翻译 。
B. water-filled pump start before the pump casing and suction pipe must be full of water that is because of the presence of air vacuum pumping the population can not be formed and maintained.
陈籍水泵在启动以前,泵壳和吸水管内必须先布满水,这是因为有空气存在的情况下,泵吸人口真空无法形成和保持。
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