A Navtex station in each NAVAREA is usually allowed to have（）for transmission. -题库考试答案搜索网

A Navtex station in each NAVAREA is usually allowed to have（）for transmission.

单选题

2022-01-02 22:16

A、10 minutes every 4 hours
B、half an hour every other hour
C、irregular period of time
D、5 minutes every two hour

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正确答案

A

试题解析

标签： GMDSS

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