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科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

four-race roller bearing four-rake classifier four-ram steering gear four-range fourre
fourrine D four ring four ring snaffle bit four-roll crusher four-roller bit
four-roller mill four roll mill four-rope friction winder four-rope winding four-rotor engine
four-row cultivator four rowed barley four-row inter-row cultivator four-row keyboard four-row tapered roller bearing
four-screw driver four-screw leveling head four seasons four seat crew capsule four-seater
four-section cut four-section support four-section zig-zag harrow four-shaft weave four-sheet mineral
four-ship flight four sided rotor four sided scarfing machine four-side planing four silent-speed gearbox
foursome foursome cabriolet four species four-speed gear box four-speed gear shift
four-speed player four-speed shutter four speed transmission four-spigot classifier four-spindle automatic
four-spindle lathe four-spindle numerically controlled lathe four-spindle semiautomatic four-spotted spider mite (Tetranychus canadensis) four-square lock
four square tool four stack diffusion furnace four-stage four-stage blower fourstage cascade image intensifier
four-stage compressor four-stage mass spectrometer four-stage pump four-stage supercharger four-stage tandem accelerator
four-stand tandem cold strip mill four-stand tandem mill four-start four-start spiral four-start worm
four-state tube four-step heat treatment four step rule four-strand double crossing over four-strand mill
four strand rope four strand round sennit four strand stage four-stroke four-stroke cycle
four stroke cycle four-stroke cycle engine four stroke engine four-stroke marine diesel four-stroke motor
four-stroke oil engine four-tailed bandage four-tape four-tape sort four-terminal attenuation
four-terminal circulator four-terminal constant four-terminal device four-terminal equation four-terminal interstage network
four-terminal network four-terminal oscillator four-terminal resistor fourth fourth dimension
fourth finger fourth-generation computer fourth normal form (4nf;FNF) fourth officer fourth-order reaction
fourth pinion fourth rail fourth-rail in sulator four-thread tram silk four-throw
four throw crank shaft fourth speed fourth speed gear fourth stomach fourth ventricle
fourth wire four-tine grapple four-tone telegraph system four-track line four-track recorder
four-track sound recording four-track tape four-tube camera four-turn road four types of soil
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