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【单选题】
Which of the following problems can cause fluctuating pressures in the closed cooling system of a main propulsion diesel engine?
A.
Defective temperature controls in the system
B.
Cavitation in the cooling water pump
C.
Opened vent in the cooling system
D.
Restricted water passages in the engine
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【简答题】I like traveling very much. When I am 1 , the only thing I want to do is traveling. It is my favorite choice of spending my long holidays. Through 2 , I make a lot of new friends. I like to do that. L...
【单选题】通风空调系统安装的防火阀,当烟气达到( )°C时关闭
A.
70
B.
100
C.
140
D.
280
【单选题】计算机存储器的容量以字节为单位。一个字节由个二进制位组成。
A.
1
B.
2
C.
8
D.
16
E.
C
【判断题】《弟子规》认为无谓的是非不要参与。 ()
A.
正确
B.
错误
【单选题】What may lead to the differences among the rings of the same tree?
A.
The weather.
B.
The exposure to sunlight.
C.
The nutrition provided by the soil.
D.
The time span.
【单选题】洋务运动时期最早创办的翻译学堂是()
A.
京师大学堂
B.
京师同文馆
C.
福州船政局
D.
广方言馆
【简答题】用 绳穿过组合型钢试件的 ,并悬吊在 钩上,使试件平面 并保持 ;
【判断题】The differences among languages are reflected in the differences in the worldviews of their speakers.
A.
正确
B.
错误
【单选题】企业自行研发无形资产,在开发阶段发生的不符合资本化条件领用的原材料,应贷记( )
A.
研发支出—费用化支出
B.
研究支出—资本化支出
C.
原材料
D.
无形资产
【单选题】计算机存储器的容量以字节为单位。一个字节由个二进制位组成。
A.
1
B.
2
C.
8
D.
16
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