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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。

double-beam spectrometer double-beam spectrophotometer double-beam system double-beam technique double-beam tube
double beam tube doublebeat double-beat drop valve double beater scutcher double Belgian mill
double-bell double-bell charging mechanism double belt double bend double bent shell roof
double beta decay double-bevel double-bevel groove weld double-bevelling double bin method
double bit error double-blade axe double bladed knife switch double-bladed plough double blade rectal speculum
double block double-block brake double blossom double-blow heading double-bolt cutter
double bond double-bond isomerism double-bond shift double bottom double-bottom cellular
double bottom tank double-bounce calibration double-bowl vacuum centrifuge double bowstring truss double bracing
double bracket double-branch bend double-branch gate double-break circuit-breaker double-break contact
double-break double-make contact double-break jack double-break switch double-breasted plough double brick wall
double bridge double bridging double brilliant double broad double-bucket
double bud double budded tree double budget system double bud-grafting double-buds
double buff double-buffered data transfer double buffing machine double bull-nose brick double-burned dolomite
double bus double-bus double-button microphone double-butt-strap riveting double byte
double byte data double byte shift double calcite plate double-calculation double cal(l)ipers
double camera double cap double capacitor double capital double-carbon arc lamp
double carbon-arc welding double card double carry double case double-casing
double-casing machine double-casing motor double-catenary construction double catenary suspension double ceiling
double-centre theodolite double cervix double-chain draw bench double chair double chamber furnace
double-chamber sand blast apparatus double channel double-channel duplex double-channel nitrogen laser double-channel simplex
double charge double-charge double-charging bell double-chart recorder double check
double check system double check-valve assembly double check valve (DCV) double circuit double circular mill
double-circular mill double circular sawmill double circulation double-clad board double cloth
double cluster double clutch double-coat double coated electrode double-coated X-ray film
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