请输入您要查询的字词:
单词
运输航空
释义
运输航空
Encyclopedia
工学
民用航空
释
air transportation
运输航空
利用航空器运送旅客、货物、行李或邮件等,进行经营性客货运输的航空活动。是现代社会综合交通体系中的重要组成部分,与铁路、公路、水运和管道运输共同组成国家交通运输系统。
随便看
science literature statistics
Science Museum,London
Science Novels
science of abstracts
science of air force health service
Science of Archaeometry
Science of Archives Law
science of archives preservation
science of criminal investigation
science of criminal policy
science of editions of Chinese ancient books
science of educational administration
science of fish behavior
science of fishing gear
science of fishing gear and methods
science of forensic biological evidence
science of health service
science of herbage germplasm resources
Science of Human Affairs
science of information psychology
science of international politics
science of juristical system
science of knowledge
science of lexicographic(al) works
science of library classification
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/10/6 23:08:00