英语词汇back valve是什么意思，back 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	back valve
释义	back valve　回动阀, 止回阀, 逆止阀, 单向阀
随便看	possessions possessions possessions possessions possessive possessive possessive possessive possessive adjective possessive case possessive case possessive case possessive compound possessive pronoun possessive pronoun possessively possessively possessiveness possessiveness possessor possessor possessor possessor bona fide possessor of a double nationlity possessory

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