传输信号化信息的方法，发射站，移动站和消息单元。

Method for transmitting signalling information, master station, mobile station and message elements.

这不仅仅涉及到将食品送入轨道，也关系到通过国际航线将它运输到全世界各个发射站中。

This not only involves sending the food into orbit, but also transporting it across international lines to launch sites around the globe.

请注意大通发射阵地与德令哈发射阵地的相似程度。

Note the similarity to the Datong and Delingha sites.

发射小组已经在上周六进行了一次全员参加的发射倒计时演练。

The full launch team spent Saturday running through a complete countdown rehearsal.

为了能通过卫星传送像奥运会这样的比赛项目，电视信号要先转换成无线电波，然后从某个地面发射站把无线电波送上轨道卫星。

In order to transmit an event such as the Olympics via satellite, television signals are first changed into radio waves, which are then sent from a station on earth to a orbiting satellite.