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【简答题】
An instrument to measure the acceleration of gravity on Mars is constructed of a spring from which is suspended a mass of 0.24(kg). At a place on earth where the local acceleration of gravity is 9.80(m)/(s) 2, the spring extends 0.61(cm). When the instrument package is landed on Mars, it radios back the information that the spring is extended 0.20(cm). What is the Martian acceleration of gravity?
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【单选题】下丘脑病变累及视上核时,尿量和尿的浓缩的改变是:
A.
尿量增加、尿液稀释
B.
尿量增加、尿液浓缩
C.
尿量减少、尿液稀释
D.
尿量不变、尿液浓缩
E.
以上均不是
【简答题】Who has got a pen?
【单选题】Tom has got three brothers and two sisters, he has got a big family. [ ]
A.
or
B.
but
C.
so
【单选题】An avid Bush supporter who already has 25 shopping malls to his name, Congel himself is not a man you would expect to entertain an eccentric clean-energy vision. The project -- Destiny U.S.A., a mega-...
A.
does not care about politics.
B.
is a little idealistic but a real and rich business man.
C.
indulges himself in environmental protection.
D.
has been harboring the plan since he was a young man.
【单选题】下丘脑病变累及视上核时,尿量和尿的浓缩的改变是:
A.
尿量增加，尿液稀释
B.
尿量增加，尿液浓缩
C.
尿量减少，尿液稀释
D.
尿量增加，尿液浓缩
E.
以上均不是
【单选题】下丘脑病变累及视上核时，尿量和尿的浓缩出现哪种变化( )
A.
尿量增加，尿液稀释
B.
尿量增加，尿液浓缩
C.
尿量减少，尿液稀释
D.
尿量增加，尿液浓缩
E.
以上均不是
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