“valveless engine”的概念、定义、翻译、参考文献-科学参考

单词	valveless engine
释义	valveless engine 无气门发动机
随便看	random slate random solid solution random sound random source random splicing random Stark effect random start random stochastic random stonework random streams of calls random stripe random subsample random sum peak random superimposed coding random surface profile random switching function random synchronizing random table random target course random telephone signal random tensor field random test random time random time distribution random time-varying channel

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