The WWNWS is a coordinated global service for the broadcast by radio of vital information on（）to marine navigation.<br>A:ship’s movement<br>B:safety<br>C:ship’s management<br>D:hazards

The WWNWS is a coordinated global service for the broadcast by radio of vital information on（）to marine navigation.
A:ship’s movement
B:safety
C:ship’s management
D:hazards

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252937】个 (题库试题定时更新)