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科学参考收录了854744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。

unless unlesss unlike unlike fractions unlike sign
unlike terms unlimited unlimited abstraction principle unlimited covering manifold unlimited decimal
unlimited function unlimited liability company unlimited movement unlimited supply of labor unlimited variation
unlined upper garment unlink unlinked unlinking unlit side
unloaded unloaded Q factor unloaded Q-factor unloaded standby unloading
unloading chamber unloading deformation in rockmass unloading for underwater vehicle unloading machine unloading wave
unlock unlocking unlocking mark left by the original key unlubricated unlubricated friction
Unlucky Uncle Lucky in Love unmagnetized unmagnetized plasma unmanned aerial vehicle unmanned aerial vehicle autonomous control
unmanned aerial vehicle command and control system unmanned aerial vehicle communication unmanned aerial vehicle coordinated formation control unmanned aerial vehicle flight unmanned aerial vehicle flight test
unmanned aerial vehicle logistics unmanned aerial vehicle ocean observation system unmanned aerial vehicle remote sensing unmanned aerial vehicle sense and avoid unmanned aerial vehicles photography
unmanned aircraft unmanned aircraft system integrated simulation unmanned combat system unmanned detection system unmanned factory
unmanned LHD unmanned load-hual-dump unmanned logistics system unmanned monitoring system unmanned platform
unmanned port unmanned service system unmanned ship unmanned system unmanned underwater vehicle
unmanned workshop unmapped petroleum initially in place unmeasurability of absolute direction of space unmeasurability of absolute position of space unmeasurability of absolute time
unmeasurability of direction of time flow unmeasurable unmixed unmixed domain unmixed ideal
unmixedness theorem unmixed ring unmoderated unmodulated unmodulated groove
unmount unmovable cultural relics unmyelinated nerve fibre unnamed number Unnamed Society
unnatural amino acid unnatural base unnatural death unnatural nucleotide Unnelling and Underground Space Technology
unnotched unnotched specimen unnumbered unnumbered asteroid unnumbered frame
unobservable unobservable parameter unobservable quantity unobservable subspace unobstructed deformation
unobstructed moduli space unobtrusive research unoccupied unoccupied band unoccupied level
UNOCT UNODC Unofficial Biography of Li Shishi Unofficial Biography of Spring and Autumn Annals Unofficial History in East
Unofficial History of Fanghu Unofficial History of Qing Dynasty Unofficial History of the Last Yuan Emperor unofficial literacy books unofficial notice
Unofficial Record of the Jiangnan Region unofficial single-piece notes unofficial tabloid unoid Uno Jûkichi
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