“business travel and tourism”的概念、定义、翻译、参考文献-科学参考

单词	business travel and tourism
释义	business travel and tourism Encyclopedia 管理学旅游活动类型释 business travel and tourism商务旅游旅行者基于公务或商务目的，以参加会议、展览会、文体活动、处理机构事务等为依托，而引发的对旅游产品和服务的消费活动。
随便看	proportional counting proportional counting tube proportional dividers proportional division proportional expression proportional guidance method proportional hazard model proportional hazard regression model proportional hazards model proportional-integral-derivative control proportional integral derivative controller proportional-integral-derivative controller proportional integral derivative regulator proportional integral derivative regulatory systems proportional integral regulator proportional-integral regulatory systems proportional intensification proportional-intergral-dervative control proportionality proportionality coefficient proportionality factor proportional limit proportional loading proportionally cutting circle proportional mean

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。