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科学时代收录了3405121条科普词条,基本涵盖了常见科普常识及英语词汇的翻译,是科学学习和研究的有利工具。

duplexalite luminaire duplex alloy duplex apex duplex apparatus duplex artificial circuit
duplex atomizer duplex bag duplex balance duplex basebar duplex basin
duplex (Blakeslee, Belling & Farnham 1923) duplex board duplex boring machine duplex box duplex-bridge
duplex bridge duplex burner duplex cable duplex car duplex carburetor
duplex cell duplex cementing shoe duplex channel duplex cipher duplex circuit
duplex combing machine duplex communication duplex communication center duplex communication device duplex computer
duplex computer system duplex conductor duplex connector duplex console duplex control
duplex control system duplex-coupler piano duplex cutter duplex cylinder duplex cylinder pump
duplex data communication duplex dial duplex diode duplex-diode pentode duplex-diode triode
duplex-diplex system duplex direction control duplex DNA duplex-drive tanks duplex driving
duplexed system duplex envelope paper duplex equipment duplexer duplexer (radar)
duplexers (transmit-receive circuits) duplex fault zone duplex feedback duplex feed back amplifier duplex feedback amplifier
duplex feeding duplex fiber optic duplex forging duplex frequency division duplex frog leg winding
duplex gage duplex gauge duplex grain duplex half-tones duplex head milling machine
duplex high speed data{=DHSD} duplex hubbed wheel duplex independent duplexing duplexing switching system
duplexing system duplexing type duplex inject duplex injector duplex instruments
duplexite Duplexite duplexity duplex lap winding duplex lathe
duplex line duplex lubricating oil filter duplex luminaire duplex machine system duplex measurement
duplex mechanical stoker duplex melting duplex mill duplex milling machine duplex mode
duplex nozzle duplex one tape duplex one way duplex operation duplex outlet
duplex output duplex paper duplex paper machine duplex pendulum seismograph duplex pentode
duplex pick Duplex placenta duplex placenta duplex power feed type motor duplex pressure gage
Duplex Pressure Gauge duplex printer duplex printing duplex printing machine duplex prints
duplex process duplex pump duplex quenching tank duplex radio duplex radio communication
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