To establish a communication channel for the telex service in the INMARSAT-Aterminal, you should first（）.

In telex abbreviations，CFM and INFM refer to（）and（）respectively.

When you have received GA+ from the CES for the INMARSAT-A telex communication, you should immediately select（）and（）you required.

Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,（）the equipment fitted on ship and the area in which the incident occurs.

用所给的词和词组写出符合逻辑的句子。 inform us/please/at once/so that/of your telex number/we will/reply to/be able to/your query

To establish a communication channel for the telex service in the INMARSAT-A terminal, you should first（）.

EDI与其他通信手段，如Fax，Telex，Email等的根本区别在于（）。

（）不提供电传（Telex）通信业务。

EDI在现有的一些通信手段，如传真、用户电报（Telex）、电子信箱（E-mail）等没有根本.区别。

接收TELEX信号时，AGC开关应置于（）位