A message giving warning of a hurricane should hav...
单选题

A message giving warning of a hurricane should have which prefix when sent by radiotelephone?()

发布日期:2021-03-22

A.Pan-Pan (3 times)

B.Securite Securite Securite

C.TTT TTT TTT

D.No special prefix

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

取消

使用浏览器的分享功能,把这篇文章分享出去

确定