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

单选题
2022-01-03 05:12
A、Stations not directly involved with the on-going distress communications may not transmit on the distress frequency or channel
B、Stations remaining off the air to safeguard proprietary information
C、Two 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
D、Communications on a distress frequency or channel is banned for 24 hours following the cessation of the distress traffic
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正确答案
A
试题解析
标签： 遇险通信
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