“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	economic crops Economic Daily Economic Daily Press（Group） Economic density of population economic determinism economic development economic development mode economic development of China's mega cities economic development zone in urban China economic diplomacy economic dispatch control economic distribution map economic early warning economic effectiveness for society economic entities of diverse ownership economic entity economic equilibrium economic espionage economic ethic economic evaluation economic evaluation of investment on grassland economic evaluation of railway investment economic evaluation of resources economic faction economic feasibility

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。