2022海船船员考试题库船舶动力装置题库模拟试题201

1. [单选题]要求机座全部底脚螺栓中的（）以上的螺栓采用紧配螺栓，以防机座移位。

A. A．10%
B. B．15%
C. C．20%
D. D．25%

2. [单选题]艉轴承间隙一般是在距艉轴承后端面（）处所测的径向间隙。

A. 200mm
B. 150mm
C. 100mm
D. 500mm

3. [单选题]A common trouble with the fuel pump plunger or fuel valve spindle is （）.

A. water leakage
B. steam leakage
C. oil leakage
D. air leakage

4. [单选题]In addition to lubricating, cylinder oil assists in forming a gas seal and contains （） which clean the cylinder liner.

A. additives
B. water
C. grease
D. acid solutio

5. [单选题]The auxiliary engine and a cgenerator can be connected with （）.

A. cam
B. crosshead
C. bulge
D. coupling

6. [单选题]The bed-plate is secured in the longitudinal direction by means of bolts known as （）.

A. end-chock bolts
B. side-chock bolts
C. through bolts
D. tie rod

7. [单选题]The indications of a scavenge fire are excessive black smoke, （） and peeling from scavenge trunking.

A. turbo-chargers surge
B. spark seen from the drains
C. paint blistering
D. all above are right

8. [单选题]The most common contaminate of governor hydraulic fluid is （）.

A. moisture
B. dirt
C. acid
D. air

9. [单选题]Generally speaking，the fuel injected into a marine diesel engine combustion chamber is ignited by（）.

A. spark plugs
B. glow plugs
C. heat of compression
D. a magneto

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