This paper gives a detailed introduction to the determination of the base price of the tower and the norm making of tower erection, tower foundation and the ground - based foundation of the antenna.

此文对铁塔基价的确定及铁塔架设、铁塔基础、天线地面基础的定额编制，进行了较为详细的介绍。

youdao

In this paper a method of detecting slow-moving ground targets using array antenna based on adaptive beamforming and Clutter Suppression Interferometry (CSI) is presented.

提出一种将自适应波束形成技术和杂波抑制干涉(CSI)技术相结合的阵列天线动目标检测方法。

youdao

Cellphones are banned during entire flights not just during takeoff and landing because they can interfere with ground-based antenna capacity.

WSJ: 'Turn Off All Electronic Devices:' And What Happens if You Don't

Their antenna system is also closely related to a ground-based wireless technology called local multipoint distribution service (LMDS).

FORBES: McCaw poised to scoop up Iridium