皮皮学，免费搜题
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【多选题】
“四个全面”包含哪些内容?A.
全面民族复兴
B.
全面深化改革
C.
全面依法治国
D.
全面独立自主
E.
全面建成小康社会
F.
全面从严治党
G.
全面实现共同富裕
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皮皮学刷刷变学霸
举一反三
【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
【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】（） 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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