“船级社”的概念、定义、翻译、参考文献-科学参考

单词	船级社
释义	船级社 Encyclopedia 工学〔海事机构〕释 Classification Society船级社建立和维护船舶及其离岸设施的设计、建造、检验制定和应用技术标准的非政府组织。
随便看	constant quantity constant random variable constant rank constant-rank mapping constant-rank morphism constant-ratio head constant region constant release constant sale books constant sheaf constant species constant specific mass flow pattern constant speed constant frequency constant speed drive unit constant-speed mercury intrusion constant speed motor/generator constant stratum constant stress test constant sum game constant-sum game constant surface constant symbol constant temperature and constant pressure MD constant temperature and humidity air conditioner constant temperature and humidity air-conditioning system

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。