- [航空] extravehicular activity
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舱外活动的英文
例句与用法
- Three spacewalks were planned for this week to install new equipment
美国太空总署表示，本周将计划三次舱外活动，安装新设备。 - Caption : : in space , instrument repairs and module installations , mostly are done by extravehicular activities ( eva ) carried out by astronauts in weightlessness
在太空中，仪器维修和组件装配工作，很多都需要太空人进行舱外活动，在无重状态下进行。 - Space robot , which consists of the main base and the manipulators and solar array mounted on it , can accomplish various extra vehicular activities in place of astronauts
空间机器人由机器人本体、机械臂和太阳帆板等组成,可以代替宇航员进行舱外活动,具有十分广阔的应用前景。 - The idea of maintenance robots originated after a 1990 study concluded that an orbital station would require 75 percent more space - walking time than originally planned
以机器人从事维修工作的点子，源自1990年一份报告，它的结论是：地球上空的轨道太空站需要舱外活动的时间，比预估的要多75 % 。