The cooling water temperature （） over a period of 8 hours, and then shut down.<br>A:should be gradually increased<br>B:should be gradually reduced<br>C:should be constantly kept<br>D:should be varied up and down

The cooling water temperature （） over a period of 8 hours, and then shut down.
A:should be gradually increased
B:should be gradually reduced
C:should be constantly kept
D:should be varied up and down

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:【10244552】个 (题库试题定时更新)