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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。

underwater ordnance underwater sound underwater sound projector underwater telephone underwater television
underwater transducer underway underway bottom sampler underway sampler underwing
Underwood chart Underwood distillation method undetected error rate undetermined multipliers undistorted wave
undisturbed undisturbed motion undisturbed-one output undisturbed-zero output undoing
undulant fever undulating light undulator undulatory extinction undulatus
unexploded ordnance unfavorable current unfavorable winds unfinished bolt unfinished fabric
unfired pressure vessel unfired tube unformatted file unfreezing ungemachite
unglazed tile ungula ungulate ungulicutate unguligrade
uniaxial crystal uniaxial stress unicellular unicellular gland unicuspid
unidentate ligand unidentified flying object unidirectional unidirectional antenna unidirectional coupler
unidirectional hydrophone unidirectional log-periodic antenna unidirectional microphone unidirectional pulse-amplitude modulation unidirectional pulses
unidirectional transducer unified field theory unified screw thread unifilar suspension uniflow engine
uniform bound uniform boundedness principle uniform circular motion uniform click track uniform continuity
uniform convergence uniform corrosion uniform distribution uniform field uniform-field microtron
uniformitarianism uniformity trial uniform line uniform load uniform luminance
uniformly accessible storage uniformly convex space uniformly most powerful test uniformly summable series uniform mat
uniform plane wave uniform scale uniform space uniform system of maritime buoyage uniform twist rifling
unijunction transistor unilateral bearing unilateral conductivity unilateral hermaphroditism unilateralization
unilateral surface unilateral tolerance method unilateral transducer unilocular unimodal
unimodular matrix unimodulus matrix unimolecular reaction uninhibited bladder uninterruptible power system
union union catalog union cloth union dye Unionidae
union joint union rule of probability union shop unipath unipolar
Unipolarina unipolar machine unipolar transistor unipole unipotential cathode
unipotential electrostatic lens uniprocessor unique factorization theorem unit unit-area acoustical ohm
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