海船船员考试

单选题The common rail engines show great advantages in combustion especially（）.A at high speed and full loadB at low speed and part loadC when heavy fuel oil is used at seaD when the ships run long distance

题目
单选题
The common rail engines show great advantages in combustion especially（）.
A

at high speed and full load

B

at low speed and part load

C

when heavy fuel oil is used at sea

D

when the ships run long distance

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相似问题和答案

第1题：

The results of the examination ________ that you have all made great ________.

A.shows...progresses

B.show...progresses

C.show...progress

D.shows...progress


正确答案：C
解析：本题考查主谓一致及不可数名词的用法。主语中心词 “results”是复数概念，所以谓语动词应该用复数。另外，"progress"是不可数名词，不应该加-es。句意：“这次考试成绩说明你们都取得了进步。”

第2题：

The art show was _______ being a failure; it was a great success.

A. far from B. along with C. next to D. regardless of


正确答案：A

第3题：

Adam Smith mentioned the number 4 800 in order to ______.

A．show the advantages of the division of labor

B．emphasize how powerful the individual worker was

C．show the advantages of the old craft system

D．emphasize the importance of increased production


正确答案：A
解析：从第三段可以看出答案。

第4题：


The research at the University of Wisconsin is mentioned to show( )

A.the isolation of stem cells
B.the effects of gene therapies
C.the advantages of human cloning
D.the limitations of tissue replacements

答案：A
解析：

第5题：

All diesel engines are classified as ______．

A.Four cycle

B.Compression ignition

C.Vacuum ignition

D.External combustion


正确答案：B

第6题：

The display screen is the most common (72) device used to show you what the computer is doing．

A．input

B．printing

C．output

D．electronic


正确答案：C
解析：显示器是最常见的输出设备，用来显示你的计算机正在做的工作。

第7题：

Modern marine diesel engines equipped with mechanical fuel injection operate on a combustion phase within the cycle which is ______.

A.entirely constant pressure

B.entirely constant temperature

C.a combination of constant volume and constant pressure

D.a combination of constant temperature and constant pressure


正确答案：C

第8题：

The error messages given by a C compiler show the message text，the most common(68) of the error，and a suggestion for fixing the error．

A．consequence

B．cause

C．information

D．result


正确答案：B
解析：C编译器给出的错误信息包括信息文本、最常见的错误原因和一个纠正错误的建议。

第9题：

Diesel engines obtain combustion air through turbo chargers，blowers，or ______．

A.Air starters

B.Carburetors

C.Natural aspiration

D.Air receivers


正确答案：C

第10题：

The advantage of rail transport is （）

  • A、Great amount of shipped
  • B、Less damage ration
  • C、Fast speed, exact schedule, and cost saved
  • D、Direct shipping line

正确答案:A

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