“valve seat”的概念、定义、翻译、参考文献-科学参考

单词	valve seat
释义	valve seat [`valv ´sēt] ^{DESIGN ENGINEERING} The circular metal ring on which the valve head of a poppet valve rests when closed.
随便看	two-phase three-wire system two-photon coherent state two-piece set two-plus-one address instruction two-point press two-port junction two-port system two-position propeller two-pulse canceler two-quadrant multiplier two-range Decca two's complement two-sheet detector two-sided ideal two-sided sampling plans two-sided test two-slit interference two-source frequency keying two-sphere two-stage design two-stage experiment two-stage hoisting two-stage sampling two-state Turing machine two-step grooving system

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