This paper using the Z-M experience relations of the Doppler weather radar reflectivity factor Z and moisture content M to inverse the moisture content.

利用多普勒天气雷达探测的反射率因子Z与含水量M的Z-M经验关系式，反演雨水含量。

youdao

The maximum height of the target acquisition radar is 15 m. Its surveillance height is 4-5 km and the range depending on the size of the target is 75 km.

该雷达最大高度为15米，监视高度为4到5千米，监视范围为75千米（主要由目标的尺寸大小决定）。

youdao

Based on the detection data of geological radar and seismic map for the underground faults at the 10 m depth, this paper discusses the detecting means for the super-shallow geological structures.

根据地表下埋深10米断层的探地雷达和地震映像探测资料，讨论了超浅层地质构造的探测方法。

youdao

The Emergency Services Ministry said the plane, which it said was flying in from the northern city of Kokshetau, disappeared from radar around 13:13 p.m. local time (0713 GMT).

NPR: 20 Believed Dead In Kazakhstan Plane Crash

Malaysian authorities revealed later that military radar had tracked the plane as it turned back to the west and flew across the Malaysian Peninsula, up the Strait of Malacca, before flying out of radar range at 2:14 a.m. and vanishing once again.

CNN: Pilot spots large object off Reunion Island

Update: David Lat and I did some further reporting and it now appears that the initial Radar post went up around 12:30 p.m.

FORBES: A Georgetown law professor owes Chief Justice John Roberts an apology