“直升机”的概念、定义、翻译、参考文献-科学参考

单词	直升机
释义	直升机 Encyclopedia 工学直升机释 helicopter直升机以发动机驱动旋翼旋转作为升力和推进力来源，能垂直起落、悬停并能进行前飞、侧飞、后飞、定点回转等可控飞行的重于空气的航空器。
随便看	Environmental Art Design Committee of Chinese Artists Association environmental art lamps Environmental art research and Design Institute of Central Academy of Arts and crafts environmental assessment of single element environmental asset environmental atmospheric quality monitoring environmental authoritarianism environmental background environmental background value environmental barrier environmental basic law environmental behavior of pesticide environmental belief system Environmental benefits environmental biology environmental biosafety environmental biotechnology environmental burden of materials environmental capacity environmental capacity assessment method environmental capacity map environmental carnival environmental carrying capacity environmental change environmental changes in coastal zones

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。