LENS TURN SIGNl LAMP 转向灯玻璃灯罩
lrm signl 报警信号
signl pole 信号杆
SIGNL OUTPUTS 信号输出
second signl syst 第二信号系统
As the satellite received a signl from a ground or earth station , a communications complex that transmitted and received satellite signals, it telayed its own signal to earth.
地面站是传送/接收卫星信号的通信设备，卫星接收来自地面站发送的信号后，再将其信号传送给地球。
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