“附捐邮票”的概念、定义、翻译、参考文献-科学参考

单词	附捐邮票
释义	附捐邮票 Encyclopedia 工学邮资凭证释 charity stamp附捐邮票为福利、健康、赈灾、慈善等事业筹款而在邮资外另加附捐金额的邮票。又称福利邮票、慈善邮票。
随便看	bias control bias correction bias correction of model data bias current biased biased amplifier biased-competition model biased distribution of resources biased error biased estimate biased estimator biased estimator (estimate) biased exponent biased galaxy formation biased graph biased Monte Carlo method biased proportional navigation biased sample biased sampling biased sampling technique biased sampling techniques biased test bias field bias from nonresponse bias in case-control studies

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。