问题

What is meant by the term “radio silen

What is meant by the term “radio silence”?（）

AStations not directly involved with the on-going distress communications may not transmit on the distress frequency or channel
BStations remaining off the air to safeguard proprietary information
CTwo three-minute silent periods，at 15 and 45 minutes after the hour，that provide a transmitting "window" for distressed vessels to transmit distress alerts using J3E
DCommunications on a distress frequency or channel is banned for 24 hours following the cessation of the distress traffic

参考答案

参考解析：

分类：遇险通信题库

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