英语词汇“preselector relay”的翻译、意思、用法、释义-英汉双解词典-注文网

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单词	preselector relay
释义	preselector relay 预选器继电路
随便看	centrifugal coolant clarifier centrifugal counter-current extractor centrifugal couple centrifugal coupling centrifugal cover centrifugal cream-separator centrifugal cream separator centrifugal cryogenic liquid pump centrifugal culture centrifugal current centrifugal cutter centrifugal cyclone centrifugal cylinder screen separator centrifugal deaerator centrifugal decorticator centrifugal dedimentation centrifugal deduster centrifugal deep well pump centrifugal degasser centrifugal dehydrator centrifugal dehydrator (centrifugal hydroextractor) centrifugal development centrifugal dewatering centrifugal dewatering of sludge centrifugal dirt collector 居山者不知渔，居泽者不知猎居常土思兮心内伤，愿为黄鹄兮归故乡居庙堂之高，则忧其民；处江湖之远，则忧其君。居庙堂之高，则忧其民；处江湖之远，则忧其君。是进亦忧，退亦忧。然则何时而乐耶？其必曰:‘先天下之忧而忧，后天下之乐而乐’欤！居心要宽，持身要严。居必择乡，游必就士。居必择地，行必依贤居必择邻，交必择友居必择邻，交必良友。居承平之世，不知有丧乱之祸；处庙堂之下，不知有战陈之怠；保俸禄之资，不知有耕稼之苦；肆吏民之上，不知有劳役之勤，故难可以应世经务也潜意识潜效益潜望镜潜步潜水潜水艇潜水衣潜沉潜泳潜流