“换向阀”的概念、定义、翻译、参考文献-科学参考

单词	换向阀
释义	换向阀 Encyclopedia 工学方向控制阀释 directional valve换向阀借助于改变阀芯的位置，来实现与阀体相连的几个油路之间的接通或断开的阀类。
随便看	first-order derivative first-order design first-order difference first-order differential first-order differential equation first-order efficiency first-order efficient estimator first-order equation first-order formula first-order functional calculus first-order hold first order induction schema first-order language first order logic first-order logic first-order memristor first-order model theory first-order necessary condition first-order operator first-order optical design first order phase transition first-order phase transition first order phase transition and high order phase transition first-order pole first-order predicate

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