海船船员考试

单选题A marine diesel engine is started by（）A supplying high pressure oil into a hydraulic motorB supplying high temperature air into the cylinderC supplying high pressure air into the cylinderD electrical igniting

题目
单选题
A marine diesel engine is started by（）
A

supplying high pressure oil into a hydraulic motor

B

supplying high temperature air into the cylinder

C

supplying high pressure air into the cylinder

D

electrical igniting

参考答案和解析
正确答案： C
解析： 暂无解析
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相似问题和答案

第1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


正确答案：C
一般来说为船用柴油机燃烧室内注入燃料是通过压缩热点燃的。

第2题：

单选题
Most troubles likely to occur with marine diesel engine can, if located in time, be remedied with no difficulty and many can be （）if the engine is maintained with a high sense of responsibility to the people on the part of the motormen and engineers.
A

found out

B

eliminated

C

avoided

D

lowered


正确答案： C
解析： 暂无解析

第3题：

One of the factors limiting the amount of toad which can be put on a modem marine diesel engine is the_______.

A.governor sensitivity

B.exhaust temperature

C.fuel injection pressure

D.speed of the cam shaft


正确答案：B

第4题：

单选题
Due to excessive water in the fuel, a diesel engine fails to startBefore the engine can be started, the water must be removed from the （）.
A

fuel pumps

B

cylinders

C

fuel strainers

D

all of above


正确答案： A
解析： 暂无解析

第5题：

单选题
Turbocharging of marine diesel engine is achieved by two distinct methods, （） termed the constant pressure and the pulse system.
A

respectable

B

respectful

C

respective

D

respectively


正确答案： D
解析： 暂无解析

第6题：

单选题
To meet the market requirements, a marine diesel engine should not be of（）
A

big size

B

fuel economy

C

low speed

D

high power


正确答案： D
解析： 暂无解析

第7题：

单选题
The marine diesel engine is a type of diesel engine used on ships The （） of its operation is not very difficult to understand.
A

principle

B

principal

C

cause

D

case


正确答案： D
解析： 暂无解析

第8题：

Immediately after any diesel engine is started, the engineer should check the ______.

A.crankcase pressure

B.lube oil pressure

C.saltwater pressure

D.exhaust temperature


正确答案：B

第9题：

单选题
One of the purposes for water cooling the exhaust manifold in marine diesel engine is to （）
A

reduce lube oil temperature

B

raise exhaust temperature reduce

C

excessive heating of engine room

D

reduce load on cooling water pump


正确答案： C
解析： 暂无解析

第10题：

单选题
The knock occurring when a cold diesel engine is started and continues while running at low speed, but stops when the engine reaches normal operating speed and temperature, is（）.
A

caused by retarded injection timing

B

caused by a mechanical defect in one cylinder

C

caused by high fuel injection pressures

D

normal for these conditions


正确答案： B
解析： 暂无解析

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