“exit and entry documents”的概念、定义、翻译、参考文献-科学参考

单词	exit and entry documents
释义	exit and entry documents Encyclopedia 法学出入境证件释 exit and entry documents出入境证件在出入境活动中，能够证明主体身份、国籍和出入境事由等的相关文件。它伴随着国际交往的发展而产生，是国际交往发展到一定阶段的产物。
随便看	track estimation track etch dosimeter track etching tracketching track etch survey accumulative Radon meter track following servo system track format track gage track geometry track gradient track group track-in-cleavage tracking Tracking and Data Relay Satellite tracking and data relay satellite system tracking and data-relay satellite system tracking and data relay satellite system, TDRSS tracking and data relay satellite system，TDRSS tracking and driving mechanism tracking and firing control tracking and identification tracking and observation tracking axis tracking camera tracking condition prediction

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。