所有科技知识-科学参考

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。

unalloyed steel for boiler and pressure vessel	unalloyed steel for concrete reinforcement	unalloyed steel for covered electrode and welding wire	unalloyed steel for high performance building structure	unalloyed steel for railway wheels
unalloyed steels for engineering structures	unalloyed steels for railway axles	unambiguous	unambiguous definition	unambiguous determination
unambiguous grammar	unambiguous language	unambiguous solution	unanimity	unannealed
unannotated edition	unannounced satellite	unar	unarmed injury	unary
unary algebra	unary algebraic operation	unary cofactor triangle	unary composition law	unary extension
unary object	unary operation	unary operator	unary predicate	unary relation
unaspirated sound	unaspirated voiceless initials	unassigned imperial clan	unassigned reading frame	unattainability
unattainable	unattainable vertex	unattended	unattenuated	unauthorized agency
unavailability	unavoidability	unavoidable	unavoidable ion	unavoidable set
unbacked film	unbaffled throughput	unbalance	unbalanced	unbalanced assignment problem
unbalanced centrifugal force	unbalanced development	unbalanced growth theory	unbalanced moment	unbalancedness
unbalanced operation of hydro-generator unit	unbalanced transportation problem	unbalance response	unballast	unballasted pumping speed
unbased mapping	unbated	unbiased	unbiased confidence estimation	unbiased confidence interval
unbiased confidence region	unbiased critical region	unbiased distribution of resources	unbiased error	unbiased estimate
unbiased estimating equation	unbiased estimation	unbiased estimator	unbiased ferrite	unbiased function
unbiased level α-test	unbiasedness	unbiased point estimator	unbiased prediction	unbiased regression estimator
unbiased risk estimator	unbiased sample	unbiased sampling	unbiased sequence	unbiased spectral estimator
unbiased statistic	unbiased statistical estimator	unbiased test	unbiased variance	unbinding
unblanking	unblemished surface	unblocked bond	unblocking	unbonded flexible pipe
unbonded prestressed concrete structure	unbounded	unbounded curve	unbounded domain	unbounded function
unbounded interval	unbounded lag	unbounded linear operator	unboundedness	unbounded operator
unbounded quantifier	unbounded reward model	unbounded search operator	unbounded sequence	unbounded set
unbounded solution	unbounded space	unbounded spectral operator	unbounded subset	unbounded surface
unbounded variation	unbound electron	unbound model	unbound orbit	unbranched section of the programme
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