英德
有道
百度
谷歌
图片
维基
百科
发射窗 [fā shè chuāng]
[航] launch window
- 发射窗越大，飞船与目标之间需要调整的速度差异就越大。
The larger the launch window, the greater the difference in speed between spacecraft and target that had to be made good. - 另外，空中发射带来让太空船进入太空时的更多的”发射窗“。
Air launches are also a greener way of getting into space, because they avoid igniting rockets in the lower atmosphere. - 计划者们预见到第一次会合任务中主要难题在于“发射窗”的大小，即发射飞船与目标会合所需时间的长度。
The larger the launch window, the greater the difference in speed between spacecraft and target that had to be made good.
 |
 |
 |
 |
 |
 |
 |
中国词汇量第二的英语词典
更多精彩，登录后发现......
