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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。

variable speed transmission bearing variable-speed turbine variable-speed unit variable-speed wheel gear variable spring
variable spring hanger variables sampling variable stage variable standard variable standardization
variable star variable stator blade variable stator vane variable step size variables test
variable stop variable stroke control variable stroke engine variable stroke plunger pump variable-stroke pump
variable stroke pump variable structure computer variable substitution variable supply variable sweep aircraft
variable symbol variable system variable temperature cryostat variable temporary duty variable-thickness arch
variable-threshold decoding variable threshold logic variable threshold logic circuit (VTL) variable thrust variable-thrust engine
variable-thrust motor variable-thrust unit variable time variable time increment variable time scale
variable time-setting relay variable-tolerance-band compaction variable-torque motor variable transformer variable traverse motion
variable ultrafast photographic shutter variable utilization variable-value control variable vane pump variable variate
variable vector variable-velocity scanning variable-velocity volute casing variable visibility variable-voltage control
variable-voltage generator variable water level method variable wave-length phase microscope variable wavelength phase microscope variable weather
variable weighting index number variable width maser variable wind variable with fixed-length control record format variable word length
variable word-length computer variable-word-length format variac variacyclomycin variadle-speed lowering
varialbe-length data packet variamine variamine blue B base variamine blue salt B variamycin
variance variance analysis variance between primary sample units variance components method variance distribution
variance for stratified sampling variance from planned cost of materials variance from standard method variance function variance heterogeneity
variance inflation factor variance law variance-length curve variance-mean ratio variance of a probability distribution
variance of classified data variance of estimaion error variance of population variance of probability distribution variance of proportion
variance of ratio estimate variance of the Poisson process variance percentage variance proportion variance ratio
variance ratio test variance-ratio transformation variance reducing technique variance-reducing technique variance stability
variance test variance within primary sample units variant variant angina pectoris variant character
variant erythrokeratodermia variant part variant pump variant scalar variant strain
variate variate difference analysis variate-difference method variate-value variation
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