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【单选题】
使用计算机解题的步骤，以下描述正确的是（）A.
正确理解题意→设计正确算法→寻找解题方法→编写程序→调试运行
B.
寻找解题方法→正确理解题意→设计正确算法→编写程序→调试运行
C.
正确理解题意→寻找解题方法→设计正确算法→编写程序→调试运行
D.
寻找解题方法→设计正确算法→正确理解题意→编写程序→调试运行
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【单选题】Fresh Water Shortage A water crisis is about to explode. Fresh water is a finite resource. The amount of fresh water supply provided by the hydrological cycle does not increase. Water everywhere on th...
A.
Y
B.
N
C.
NG
【单选题】Fresh water is used for the cooling of the cylinder jackets and _____of the main engine.
A.
cylinder covers
B.
crosshead
C.
exhaust manifold
D.
main bearing
【简答题】依次填入下列各句横线处的词语，最恰当的一组是（ ）
【单选题】Fresh water is used for the cooling of cylinder jackets and （） of the marine diesel engine.
A.
cylinder covers
B.
lubricating space
C.
crosshead
D.
exhaust manifold
【单选题】Fresh water is used for cooling of cylinder jackets and _____ of the marine diesel engine.
A.
Cylinder covers
B.
Lubricating space
C.
Crosshead
D.
Exhaust manifold
【单选题】Fresh water is used for the cooling of cylinder jackets and ( ) of the marine diesel engine
A.
cylinder covers
B.
lubricating space
C.
crosshead
【单选题】（） is used for cylinder and cylinder head, the salt water is used for cooling the lubricating oil, the fresh water in the coolers and the charging air in the air cooler.
A.
The fuel oil
B.
The lube oil
C.
The sea water
D.
The fresh water
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