英语词汇“ball valve”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	ball valve
释义	Word Frequency ball valve noun a one-way valve consisting of a metal ball with a cylindrical hole fitting into a concave seat over an opening
随便看	steerageway steer clear of steerer steering steering arm steering column steering committee steering gear steering lock steering system steering wheel steerling steersman steersmate steersmate steersmen steery steeve steevely Stefan-Boltzmann law Stefan Dusan Stefan Dušan Stefan's law Stefansson Steffens

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