英语词汇gas check valve是什么意思，gas check 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	gas check valve
释义	gas check valve　闭气阀
随便看	bankhead Banki turbine banking banking banking banking banking account banking act banking act banking administration banking agency banking agreement banking arrangement banking arrangement on accounting procedure banking body banking business banking business banking capital banking centre banking centre banking circles banking company banking concern banking consortium banking data base

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