When using the lifeboat compass，you must be careful to（）.<br>A:set it on the centerline of the boat<br>B:apply the correction for compass error<br>C:keep metal objects away from it<br>D:All of the above

When using the lifeboat compass，you must be careful to（）.
A:set it on the centerline of the boat
B:apply the correction for compass error
C:keep metal objects away from it
D:All of the above

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:【10250343】个 (题库试题定时更新)