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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。

undefined assets undefined format undefined instruction undefined length block undefined-length record
undefined record undefined structure undefined symbol undeflected undeflected beam
undeformed undegraded undegraded beam undegraded material undelayed
undelayed channel undelayed pulse undeliverable check undeliverable import goods undelivered cargo
undemonstrable undependent variable undepreciated balance of the cost undepreciated value under a 9-hours photoperiod
underabsorbed burden underabsorbed overhead under-age vessel underaging under all conditions
under allowance under annealing underapplied expense underapplied manufacturing expenses underapplied manufacturing overhead
under axial loading underbaked underbalance underbead covering under bead crack
underbead crack underbead crack susceptibility underbead crack test underbeam underbed
under-belly equipment under-bidding under blanket underboarding underbody
under both field and greenhouse conditions underbraced underbridge underbright underbrush
underbunching underburned underburnt under-burnt underburnt brick
undercalcined undercapacity under capacity operation under-capitalization undercapitalize
undercapitalized undercarriage undercarriage arrester undercarriage bay undercarriage bracing
undercarriage brake undercarriage control undercarriage cushioning undercarriage door undercarriage down
undercarriage indicator undercarriage skid undercarriage springing undercarriage stowage undercarriage track
undercarriage up undercarrier undercart under-car temperature under-car ventilation
undercasing (铸造用) undercast under charge undercharged airmail correspondence under(-)chassis
under-chassis underclass underclay underclay limestone underclay (煤层下)
underclearance undercliff undercoat under coat under coat glaze
under coating varnish undercommutation under-commutation under-compacted undercompaction zone
under-compansated meter under-compensated undercompensated integral control undercompensation undercompound
undercompound excitation undercompound generator undercompound winding under-conditioned underconsolidation
under construction under construction (UC) underconsumption undercontact rail under control
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