But you can't just take a cell tower, strap it to a balloon and stick it in the sky.

但是你不能造一个基站，绑在气球上固定在天上。

Assisted GPS can be one of two things, both of which which offload some work to internet servers and use cell-tower triangulation.

辅助GPS定位系统可能是以下两者之一，要么是将工作放到网络主机上去，要么使用蜂窝基站三角网定位。

Many cellphones emit the most radiation when they initially establish contact with the cell tower, making their “digital handshake.”

许多手机在首次与基站建立联系，进行“数码握手”时会释放出最大的辐射。

Many cellphones emit the most radiation when they initially establish contact with the cell tower, making their “digital handshake.

许多手机在首次与基站建立联系，进行“数码握手”时会释放出最大的辐射。