The complying vessels can transmit ship-to-shore distress alerts by at least（）.<br>A:One means, whether satellite or terrestrial techniques<br>B:Two means, whether satellite or terrestrial techniques<br>C:Two separate and independent means, each using different radio communication services<br>D:Two means, such as MF DSC and HF DSC

The complying vessels can transmit ship-to-shore distress alerts by at least（）.
A:One means, whether satellite or terrestrial techniques
B:Two means, whether satellite or terrestrial techniques
C:Two separate and independent means, each using different radio communication services
D:Two means, such as MF DSC and HF DSC

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)