The approval period for a shipboard Oil Pollution Emergency Plan expires after（）.<br>A:two years<br>B:three years<br>C:four years<br>D:five years

The approval period for a shipboard Oil Pollution Emergency Plan expires after（）.
A:two years
B:three years
C:four years
D:five years

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)