Each ship shall carry on board a ship security plan approved

【名词&注释】

行政管理(administration)、波纹管(bellows)、领导人(leaders)、救生筏(life raft)、工作中、轮机长(chief engineer)、救生衣(life jacket)、螺旋弹簧(helical spring)

[单选题]Each ship shall carry on board a ship security plan approved by

A. the chief engineer officer
B. the master of the ship
C. the manager of the company
D. the Administration

查看答案&解析

举一反三：

[单选题]Low compressor head pressure in a refrigeration system can be caused by ___.

A. insufficient condenser cooling water
B. excessive condenser cooling water
C. air in the refrigeration system
D. excessive refrigerant in the system

[单选题]救生衣^{(life jacket)}应在被火完全包围______后，不至于燃烧或继续熔化

A. 1s
B. 2s
C. 3s
D. 5s

[单选题]属于弹性敏感元件的有( )。①螺旋弹簧^{(helical spring)};②波纹管;③金属膜片;④节流盲室;⑤弹簧管;⑥橡胶膜片

A. ①③④⑤
B. ①②⑤⑥
C. ②③④⑤
D. ②③⑤⑥

[单选题]救生筏的构造应为从______mm高处投落下水后，救生筏及其属具能符合使用要求。

A. 15
B. 18
C. 25
D. 30

[单选题]＿是船舶领导人，在船舶安全运输生产和行政管理工作中处于中心地位。

A. 船长
B. 轮机长^{(chief engineer)}
C. 政委
D. A＋B＋C

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