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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。

upper control limit Upper Cretaceous upper critical solution temperature upper culmination upper curtate
upper cyclone Upper Devonian upper explosive limit upper face height upper flammable limit
upper front upper half-power frequency upper high Upper Huronian upper integral
upper inversion Upper Jurassic upper-level anticyclone upper-level chart upper-level cyclone
upper-level disturbance upper-level high upper-level low upper-level ridge upper-level trough
upper-level winds upper limb upper low upper mantle Upper Mississippian
upper mixing layer Upper Ordovician Upper Pennsylvanian Upper Permian upper punch
upper ridge upper semicontinuous decomposition upper semicontinuous function upper sideband Upper Silurian
upper transit Upper Triassic upper trough upper winds up quark
upright uprush UPS upset upsetted moraine
upsetting test upset welding upsilon particle upslope fog upslope time
upstand upstream upstream face uptake upthrow
up time upturn Upupidae upward bias upward compatibility
upwarp upwelling upwind upwind effect urachus
uracil Uralean uralite uralitization uranate
urania uranic chloride uranic oxide Uraniidae uranin
uranine uranine yellow uraninite uranium uranium acetate
uranium age uranium carbide uranium decay series uranium dioxide uranium enrichment
uranium hexafluoride uranium hydride uranium-lead dating uranium nitrate uranium ocher
uranium oxide uranium-radium series uranium reactor uranium series uranium sulfate
uranium tetrachloride uranium tetrafluoride uranium trioxide uranium yellow uran-mica
uranocircite uranography uranometry uranophane uranopilite
uranosphaerite uranospinite uranotantalite uranothorite uranotile
uranous-uranic oxide Uranus uranyl acetate uranyl nitrate uranyl salts
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