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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。

universal amplification universal amplification curve universal amplifier universal and socket joint universal angle block
universal angle plate universal antidote universal apparatus universal arc suppressing reactor universal asychronous receiver transmitter
universal attachment universal autocollimator universal automation universal background universal back rest
universal ball universal ball joint universal bar universal beam universal beam mill
universal bench mill universal bender universal bevel universal bevel protractor universal blower
universal blowpipe universal board universal boiler graphite universal borer universal boring and drilling machine
universal boring head universal bound universal bridge universal bulk carrier universal bundle
universal buoyage universal burner universal button box universal calender universal calorimeter
universal camera control system universal cameramicroscope universal card universal cardan joint universal carrier
universal case opener universal center block universal center pin universal centertype grinding machine universal chain control
universal character set universal chrome-plated vernier angle protractor universal chuck universal circular saw universal clamp
universal class universal claw universal closure universal coal cutter universal coefficient theorem
universal coil universal combined punching and shearing machine universal combustion burner universal command universal communications switching device
universal compact group universal comparator universal compass universal compensator universal compressor
universal compulsator universal computer universal connecting rod aligner universal connection universal constant
universal contact universal container universal control equipment universal controller Universal Convention of Post
universal coordinated time universal cord circuit universal counter universal coupler universal coupling
universal coupling constant universal covering universal covering group universal covering manifold universal covering space
universal covering surface universal crane universal cultivator universal curve universal cutter
universal cutter and tool grinder universal cutter grinder universal cutting pliers universal decimal classification Universal Decimal Classification (UDC)
universal decimal classification (UDC) universal decision element universal dental engine universal dental forceps universal design theory
universal diagnostic x-ray apparatus universal dial universal die set universal digital computer universal digital recording machine
universal dividers universal domain universal donor universal drafting machine universal drawbar
universal drier universal drill jig universal drive shaft universal drive shaft guard universal driving shaft
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