duplexorn.双工器duplexn.双层公寓；联式房屋adj.双倍的；复式的；[计] 双方的duplex glass bead双层玻坯duplex RT - PCR复合RT-PCRduplex receptacle双工插座duplex classifier双重分粒器duplex compressor双动压气机duplex one-tape双工单带duplex carbureter复式化油器duplex fuel nozzle双级燃料喷嘴duplexing assembly[电] 双工装备duplex steelmaking双联炼钢