词汇“non return valve”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	non return valve
释义	见:valve: non return valve
随便看	scratchably scratch about scratch along scratchback scratch board scratchbrush scratch-brush finish scratch brushing scratchcat scratch crew scratch dinner scratched figure scratched roll scratched ticket scratcher scratch-farming scratch filter scratch for oneself scratch furrow scratch gravel scratch-hardness scratch hardness scratch hardness number scratchily scratch(ing) brush

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