outside screw and yoke valve

基本解释外螺旋轭阀

网络释义

1)outside screw and yoke valve,外螺旋轭阀2)O.S.Y .value = outside screw and yoke valve,外螺轭阀3)O.S&Y.gate valve,外螺纹与轭闸阀4)outside screw and yoke gate valve,外螺轭式闸阀5)outside screw and yoke (OS & Y),外螺纹阀杆及阀轭6)spiro-conjugated,螺旋共轭

用法和例句

Theoretical study on nonlinear optical properties nitrogen substituted spiro-conjugated compounds;

N-取代螺旋共轭化合物非线性光学性质的理论研究

outside screw and yoke valve

网络释义

用法和例句

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