英语词汇ball non-return valve是什么意思，ball non-return valve的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	ball non-return valve
释义	ball non-return valve　【化】球形止回阀
随便看	multichannel oscilloscope multichannel photomultiplier multichannel processing multichannel radio transmitter multichannel record multichannel record multichannel recorder multichannel recording multichannel recording head multichannel reproduction multichannel slip ring multichannel spectrometer multichannel stereo multichannel system multichannel transmission multichannelcarrier multichanneltelevision multichanner multicharacter multicharacter variable multicharge multicheck multichip multichip carrier multichip circuit

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