海船船员考试

单选题Charging is the filling of the engine cylinder with a supply or charge of fresh air （） compression.A to needB ready forC want toD going to be

题目
单选题
Charging is the filling of the engine cylinder with a supply or charge of fresh air （） compression.
A

to need

B

ready for

C

want to

D

going to be

参考答案和解析
正确答案： D
解析： 暂无解析
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相似问题和答案

第1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2题：

单瓶供应系统supply system of single cylinder


正确答案: 配有2个或2个以下15kg气瓶的用户供应系统。

第3题：

What should be prepared before disassembly of cylinder for main engine or auxiliary engine?


正确答案：Familiarized with operational manual, such as know with certainty the disassembly procedures, cut off oil and water, the operational procedure, test by oil and water after assembly; get knowledge of Assembly Crevice and Limited Crevice; count on necessary spares; check all necessary tools before working; be clear of duties for personal engaged in disassembly of cylinder; safety measures and safety working training are also vital.

第4题：

单选题
Air scavenging of a diesel engine cylinder（）
A

blows out the exhaust gases

B

supplies oxygen for combustion

C

cools the valves and cylinder walls

D

all of the above


正确答案： C
解析： 暂无解析

第5题：

单选题
Which of the listed problems would be indicated by an accumulation of water in one cylinder, in addition to the crankcase of an idle diesel engine?（）
A

Excessive cylinder liner

B

water in the fuel system

C

Cracked cylinder liner

D

Leaking lube oil cooler


正确答案： A
解析： 暂无解析

第6题：

One cylinder of a diesel engine is persistently knocking and does not cease(停止) when the fuel supply to that cylinder is secured.Which of the following problems may be the cause?

A.Low loading of the cylinder

B.Excessive cooling of that piston

C.Sluggish ring action on the piston

D.A mechanical defect in a working part


正确答案：D

第7题：

单选题
During the running of the diesel engine, if the supply of cooling water is interrupted or the temperature of cooling water out of the cylinder is too high, the duty engineer should （）
A

notify the duty officer, reduce the engine speed, take some measures to remove failures

B

notify the duty officer and stop the engine immediately, find the cause and remove failures

C

notify the C/E

D

notify the captain


正确答案： A
解析： 暂无解析

第8题：

(piston area)×(piston stroke)×(numbers of the cylinders)=engine( ).

A.brake horsepower

B.displacement

C.cylinder volume

D.cylinder clearance


正确答案：B
解析：brake：制动;displacement：排量，位移;clearance：间隙
译文： 活塞面积×活塞冲程×气缸数=发动机排量

第9题：

单选题
The main purpose of starting the diesel engine on air briefly is（）
A

to inspect if the cylinder has the water leakage

B

to expel out the residual water/gas/oil from the cylinder

C

to check if fuel supply is normal

D

A and B


正确答案： D
解析： 暂无解析

第10题：

单选题
One end of a diesel engine cylinder is sealed by the cylinder head and the other end by the （）
A

crankcase

B

piston

C

cylinder liner

D

crank cheek


正确答案： B
解析： 暂无解析

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