“history of air transportation”的概念、定义、翻译、参考文献-科学参考

单词	history of air transportation
释义	history of air transportation Encyclopedia 工学〔交通史〕释 history of air transportation 民用航空运输发展史使用飞机、直升机及其他航空器运送人员、货物、邮件等运输方式的发展历史。
随便看	free vibration free-volume model free volume model of diffusion free volume theory free vortex free vortex layer free walk free water free water knockout freeway freeway ETC system Freeway in Federal Republic of Germany freeway surveillance and control freeway surveillance and control system Free Weekly free will theory Free-Wilson addition model freeze concentration equipment freeze damage freeze-dried blood component products freeze drying freeze drying equipment freeze-drying lyophilization freeze-drying method freeze-etching

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。