How many adult life jackets are required on board a ship?（）<br>A:Enough for 100 percent of the persons allowed on board<br>B:One for each work station and industrial work site<br>C:Enough for 150 percent of the persons allowed on board<br>D:Both A and B above

How many adult life jackets are required on board a ship?（）
A:Enough for 100 percent of the persons allowed on board
B:One for each work station and industrial work site
C:Enough for 150 percent of the persons allowed on board
D:Both A and B 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:【10252937】个 (题库试题定时更新)