A-A+
How can the satellites catch the information a
问题详情
How can the satellites catch the information about the soil？
A．By turning the intensity of sunshine into maps.
B．By analyzing the recent weather report.
C．By capturing the microwave radiation from the soil.
D．By analyzing information provided by ground observation centers.
参考答案
正确答案：C
解析：“Each dish receiver measures the wet-ness of the soil by capturing the natural release of microwave radiation from the soil．”，很容易看出答案是C。
