“certified copy”的概念、定义、翻译、参考文献-科学参考

单词	certified copy
释义	certified copy 经过证明的副本经过证明的副本经核证的抄本经核证的抄本抄件验证抄本验证抄本
随便看	time-varying model time-varying network time-varying parameter time-varying parameter model time-varying parameters time-varying signal measurement time-varying sinusoidal gradient time varying sinusoidal gradient time-varying system time varying system time vector time-vector method time vernier time waveform time-weighted time-weighted absolute error time-weighted squared error time width time window time window method time-write interval time-yield time zero time zone time zone belt

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。