发射台会自动将信号发送到地方基站。
The transmitters will send a signal automatically to a local base station.
信号从基站发送到控制中心是这样的。
From the base station the signal is sent to the controller looking like this.
当然这种交谈是免费的,因为使用的蓝牙功能,而不是基站的信号。
Such talking is free, because of using Bluetooth instead of base station signal.
当然这种交谈是免费的,因为使用的蓝牙功能,而不是基站的信号。
Such talking is free, because of using Bluetooth instead of base station signal.
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