搜索

考试

登录电脑网页、小程序享受畅享刷题等更多功能

If you know that the vessel you are about to call ...

海船船员考试

单选题

If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies，which frequency should you call on? （）

发布日期：2021-03-22

A.Calling frequency

B.Distress frequency

C.Urgency frequency

D.Working frequency

标签： vessel call vhf radio maintains

热门试题

热门资讯

暂无相关推荐~

分享给好友

分享到朋友圈

使用浏览器的分享功能，把这篇文章分享出去

确定