英语词汇“ball check”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	ball check
释义	ball check freq. 2 dict. 1 un.球阀；球形单向活门 [网络]球形阀门；球形止回；球形止逆阀
随便看	mandelstam invariants mandelstamm Mandelstam plane Mandelstam representation mandelstams mandelstein mandelsteins Mandel's test Mandel's tests mandelstone Mandel test Mandelurine mandelyl p-phenetidine Mandelyltropeine HBr Mandelyltropeine Hydrobromide Mandelytropine mandem mandement Mandeo, R. mander Mandera manderas manderberry Manderfield manderils

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