“航区”的概念、定义、翻译、参考文献-科学参考

单词	航区
释义	航区 Encyclopedia 工学航区释 service area航区按照水文、气象等条件划分的船舶能够航行的水域。人们习惯将所称的航区分为船舶证书限定的航区和船员适任证书标明适任的航区。
随便看	objective knowledge objective knowledge organization objective knowledge theory objective [lens] objective lens objective magnification objective magnification power objective model objective of livelihood objective of national economy management objective of population control objective of resources and environment objective of water conservancy planning objective paradigm objective population objective prism objective-prism spectrum objective punishment condition objective quality evaluation objective reporting Objectives Objectives and Principles of Securities Regulation objective shot Objectives of Arts Management objectives of library management

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。