与其他国家大多的做法不同，电视信号通过地面和卫星传送，比直接向个人的手机上发送数据流的方法效率高得多。
The signals are delivered via terrestrial and satellite broadcasts, a far more efficient approach than sending individual data streams to each viewer's handset, as is mostly done in other countries.
清单2显示了向所有正在运行的Web服务器进程发送挂起信号的一种方法。
Listing 2 shows one way of sending the hangup signal to all of the Web server processes currently running.
这个故事中介绍的方法是这样的：系统中存在着第二个控制器进程，它能通过专用通道向设备发送suspend operation信号。
The twist in the tale is as follows: a second controller process exists in the system that can send a suspend operation signal to your device over a dedicated channel.
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