发布日期:2021-03-22
A.Your speed must be reduced to bare steerage ways
B.A look-out is not required if the radar is on
C.The radar should always be kept on a short-range scale
D.Fog signals are only required when a vessel is detected by radar
热门试题
热门资讯
暂无相关推荐~
使用浏览器的分享功能,把这篇文章分享出去
确定