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【单选题】
男患，41岁，近半年来反复发生左上肢抽动，每次约半分钟自行缓解。最可能的诊断是（）A.
单纯部分性发作
B.
肌阵挛发作
C.
自动症
D.
小舞蹈病
E.
低钙性手足搐搦
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【单选题】Operation of Detroit's trash incinerator, the largest in the nation, was halted last month, less than a year after it was put into service. The huge plant, which was designed to change waste into ener...
A.
There was too much trash.
B.
It was unhealthy.
C.
It was unable to convert waste into energy.
D.
It could not be regulated.
【单选题】The furnace of an incinerator should be _____before the auxiliary burner is lit.
A.
heated
B.
cleared of air
C.
purged
D.
cleared of water
【单选题】在CD光盘上标记有CD-RW字样,RW标记表明该光盘是
A.
只能写入一次，可以反复读出的一次性写入光盘
B.
可多次擦除型光盘
C.
只能读出，不能写入的只读光盘
D.
其驱动器单位速为1350KB/S的高密度可读写光盘
【单选题】During incinerating, an incinerator vibrates excessively. Which of the following causes maybe correct?
A.
Too much water in the furnace
B.
Bad atomization
C.
Too much air in the fumace
D.
Sludge temperature is too high
【单选题】After passing through the turbine the exhaust gas is conduced out into the______.
A.
incinerator
B.
cylinder
C.
compressor
D.
open air
【单选题】When an incinerator goes out suddenly, the ____ supply should be shut off quickly
A.
Fuel
B.
Sludge
C.
Air
D.
Fuel and sludge
【简答题】世界生产煤炭最多的国家是()。
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