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combined non-return butterfly valve中文什么意思

止回式蝶閥

non: adv. 〔拉丁語〕非，不是 (＝not)。 non a ...
return: vi. 1.回轉(zhuǎn)，回來，回去，返回，折回 ( to)。 ...
butterfly valve: 【機械工程】蝶形閥[活門]。
ball non-return valve: 單向球閥; 球形止回閥; 球形止逆閥
check (non-return) valve: 止逆閥

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相關(guān)詞匯

butterfly valve

ball non-return valve

check (non-return) valve

double non-return valve

exhaust non-return valve

extraction non-return valve

inlet non-return valve

isolating non-return valve

motorized non-return valve

non return flap valve

non return foot valve

non return valve

non-return foot valve

non-return valve seat

outlet non-return valve

storm non-return valve

throttling non return valve

non-return valve(check valve)

stocheck valve; non-return valve

bilge suction non-return valve

extraction stop and non return valve

extraction stop and non-return valve

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