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科学参考收录了103327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 time 1 universal time 2 universal time coordinated universal transmission function universal transverse Mercator grid
universal Turing machine universal vise universal wavelength function universe univibrator
Unix unlimited ceiling unload unloaded Q unloader
riser plate rise time rising hinge rising limb rising-sun magnetron
rising tide risk risk analysis risk management Risley prism system
Riss Rissoacea Riss-Würm Ritchey-Chrétien optics Ritchie's experiment
Ritchie wedge Ritter reaction Rittinger's law Ritz formula Ritz method
Ritz's combination principle riveling river River and Harbor Aid to Navigation System river bar
river basin riverbed riverboat river bottom river breathing
river buoy river capture river-delta marsh river-deposition coast river drift
river end river engineering river flat river forecast river gage
river ice river mining river morphology river piracy river plain
River Po river radar river run gravel river system river terrace
river tide riverwash river water Rivest-Shamir-Adleman algorithm rivet
riveting riveting hammer riveting stake rivet pitch rivet weld
riving rivulet rivulose RJE RK galaxy
R magnitude R meson R meter R Monocerotis rms value
Rn RNA RNAV RN galaxy RO
roach road roadbed road capacity road grade
road map road net road octane number road oil roadstead
road test roadway roaring forties roaring sand roast
roaster roasting regeneration roast sintering rob robber
robbery robbing pillars Robertinacea Roberts evaporator Roberts' linkage
Robertson-Walker solutions Robin Hood's wind Robin law Robins-Messiter system robinsonite
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