试题预览
1
单选题
1分
- A. .heat-resisting acrylic(丙烯酸的)
- B. .heat-resisting aluminum
- C. .insulating varnish
- D. .insulating white lead
2
单选题
1分
- A. .the coolant temperature must be maintained at 180°c
- B. .the thermostatic bypass valves must be manually opened before the engine is started
- C. .the pressure cap must be removed while the ??
- D. .electrical power to the heater must be secure
3
单选题
1分
- A. .flushing separator with cold water
- B. .increasing bilge water supply flow
- C. .heating oily water properly
- D. .opening manual oil discharge valve
4
单选题
1分
- A. .the driving engine will over-speed
- B. .the anchor will immediately drop
- C. .the clutch will overheat
- D. .the brake’s effectiveness will be reduced
5
单选题
1分
- A. .in series
- B. .in parallel
- C. .independently
- D. .in series or parallel