短語詞組短語optimum operating complements mechanism 工作裝置結(jié)構(gòu)優(yōu)化spring operating breech mechanism 彈簧式開關(guān)閂機(jī)構(gòu)operating management mechanism 經(jīng)營管理機(jī)制operating linkage mechanism 操作機(jī)構(gòu)lever operating breech mechanism 杠桿式開關(guān)閂機(jī)構(gòu)criminal offense operating mechanism 犯罪行為運(yùn)作機(jī)制effective operating mechanism 有效機(jī)制self -operating mechanism 自身運(yùn)行機(jī)制party construction operating mechanism 黨建運(yùn)行機(jī)制 返回 operating mechanism