海船船员考试

单选题The cylinder liner forming the cylinder wall and the inside of the water jacket is called a()A dry linerB wet linerC jacket linerD corrugated liner

题目
单选题
The cylinder liner forming the cylinder wall and the inside of the water jacket is called a()
A

dry liner

B

wet liner

C

jacket liner

D

corrugated liner

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相似问题和答案

第1题:

Piston cooling fins are located

A.atop the piston crown

B.beneath the piston crown

C.at the base of the piston skirt

D.inside the cylinder liner cooling water jacket


正确答案:B

第2题:

单选题
Low compression in a diesel engine can be caused by ()
A

clogged coolant passages

B

a leaking cylinder head gasket

C

low fuel oil pressure

D

worn or broken cylinder liner sealing rings


正确答案: D
解析: 暂无解析

第3题:

The space between cylinder liner and jacket is called _____.

A.the cooling water

B.the circulating water

C.the cooler

D.the cooling water space


正确答案:D

第4题:

单选题
Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except ()
A

open the indicator cocks

B

supply some LO to cylinder liner wall with lubricator

C

put the fuel handle in the stop position

D

pump up the air bottle


正确答案: C
解析: 暂无解析

第5题:

单选题
To function properly, oil control rings used on a diesel engine piston must distribute sufficient oil to all parts of the cylinder wall and must also().
A

prevent any lubricant from reaching

B

prevent excessive lubrication from reaching the combustion space

C

Provide metal-to-metal contact to seal the cylinder against blow-by

D

assure a positive means of scraping carbon accumulation from the cylinder


正确答案: C
解析: 暂无解析

第6题:

Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except______.

A.open the indicator cocks

B.supply some CYL.Oil to cylinder liner wall with lubricator (only for two stoke diesel engine)

C.put the fuel handle in the "stop" position

D.pump up the air bottle


正确答案:D

第7题:

单选题
The rate of wear on a cylinder liner depends on the ()
A

quality of air filtration

B

effectiveness of lubrication

C

type of fuel used

D

all of the above


正确答案: A
解析: 暂无解析

第8题:

Diesel engine blow-by is the leakage of combustion gases past the( ).

A.oil rings only

B.compression and scraper rings

C.cylinder liner sealing

D.cylinder liner ring grooves


正确答案:B
解析:scraper:刮刀;groove:槽
译文:柴油机漏气指的是燃气通过压缩环(气环)和刮油环泄漏。

第9题:

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 solution


正确答案: A
解析: 暂无解析

第10题:

单选题
The bore of each cylinder is formed in a liner which can be () when worn out.
A

welded

B

replaced

C

drilled again

D

bored


正确答案: D
解析: 暂无解析

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