What is the light characteristic of a lighted，preferred-channel buoy? （）<br>A:Group flashing<br>B:Composite group flashing<br>C:Interrupted quick flashing<br>D:Fixed and flashing

What is the light characteristic of a lighted，preferred-channel buoy? （）
A:Group flashing
B:Composite group flashing
C:Interrupted quick flashing
D:Fixed and flashing

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)