The roles of radiowave environment in microwave remote sensing are in two areas, the first is as the target or object for microwave remote sensing, for example the ground information;

电波环境在微波遥感中的作用可以分为两个方面，一是直接作为微波遥感的目标或对象，如地表特征信息；

youdao

Compared with methods of wavelet transform, the method using in this paper can better reappear the ground information of cloud covering and have better image smoothness and image definition.

相比于小波变换等方法，该方法更好地再现了云层覆盖区的地物信息，具有更好的图像光滑度和清晰度。

youdao

Ground information is believed to be correlated with presupposition, given information and relative clause while figure is believed to be correlated with assertion and new information.

人们通常认为背景信息和预设、已知信息、关系分句联系在一起，而图形则是和断言、新信息相关。

youdao

"And so much is available information from accounts on the ground in Gaza."

VOA: standard.2010.06.17

Having separate boards of directors at the 12 Reserve Banks and their 24 branches also brings a wealth of on-the-ground grass roots information to the table through the presidents.

FORBES: Removing Reserve Bank Presidents From FOMC: Another Bad Idea

But like radar technology, ADS-B currently relies on ground stations to relay information, making it useless over remote areas.

BBC: The key to preventing lost planes

We are concerned enough that we have offered a great deal of assistance to the Japanese, and we have our own experts on the ground both assisting and evaluating information independently for that reason.

WHITEHOUSE: Press Briefing