aircraft earth station

基本解释

There are three major parts in the AMSS: space segment, ground earth station (GES) and aircraft earth station (AES).
AMSS系统有三个主要组成部分：空间段、地面地球站（GES）和机载地球站（AES）。
The forward link is the signal retransmitted from earth station to relay satellite, then transmitted the TT&C to the user aircraft.
前向链路指地面站经数据中继卫星转发信号，向用户航天器（包括成像侦察卫星、航天飞机与载人飞船等）发送跟踪、遥测与控制指令。
The return link is that the signal retransmitted from the user aircraft to relay satellite , then transmitted the signal to the earth station.
返回链路指用户航天器经数据中继卫星转发信号，向地面站回传航天信号。
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