duplexern.双工机(天线共用器;天线转换开关)
duplexn.双层公寓;联式房屋adj.双倍的;复式的;[计] 双方的
duplex radio telegraphy双工无线电报
duplex steam piston pump双缸蒸汽活塞泵
Duplex Frequency Hopping化学杀虫剂与杀菌剂
duplex tandem compressor双并双串压气机
duplex receptacle outlet双孔插座出线口
duplex telegraph circuit双工电报电路