英德
有道
百度
谷歌
图片
维基
百科
月球雷达
lunar redar
- 那个叫做Mini-SAR的雷达，通过向月表发射左旋极化电磁脉冲来测定月球的表面粗糙度。
The radar, called the Mini-SAR, sends pulses of left-polarized radio waves out to measure the surface roughness of the moon. - 原先以为所有这些水都集中在月球南极附近，但3月份，印度月船1号绕月卫星的雷达设备也在月球北极发现数以百万吨的水。
All that water was near the moon's South Pole, but in March a radar instrument on India's Chandrayaan-I orbiter found millions of tons of water at the North pole, too. - 登上月球的印度月球初航ChandrayaanI航天器的雷达在靠近月球北极的地方发现厚冰层的存在。
A radar experiment aboard India's Chandrayaan-1 lunar spacecraft also found thick deposits of water-ice near the Moon's North Pole.
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