试题预览
1
单选题
1分
- A. waste water inlet
- B. chlorinator ;氯化器
- C. settling compartment
- D. aeration compartment
2
单选题
1分
- A. at anchor
- B. At unsheltered anchorage
- C. in congested waters
- D. in an open road-stead
3
单选题
1分
- A. to provide a solution of lowering pollution at sea
- B. to specify minimum standards for the members composing the watch at sea
- C. to specify minimum standards for ships considering their safety
- D. to tell the company how to go about running their business
4
单选题
1分
- A. Overload protection
- B. Interlock protection
- C. Short circuit protection
- D. Zero-voltage protection
5
单选题
1分
- A. are exposed to a vacuum
- B. come in contact with extremely hot surfaces
- C. are reduced in temperature to just above the pour point
- D. become extremely agitated or aerated