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【单选题】
一个人在餐厅吃了Q1的饭,干了W的活,最后到厕所产生了Q2的排泄物。这句话描述的是以下那种物理原理A.
卡诺循环原理
B.
工作原理
C.
热机工作原理
D.
熵增加原理
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举一反三
【简答题】As well as being air-conditioned, the long-distance buses in our company offer comfortable seats and toilets.
【判断题】Long-distance buses are economical, but slower modes of public transportation. There are many bus companies, among which Greyhound, Trailways, and Peter Pan are the major ones. Question : Long-distanc...
A.
正确
B.
错误
【单选题】______ being air-conditioned, the long-distance buses in our company offer comfortable seats and toilets.
A.
For
B.
As well as
C.
Because
【简答题】public buses.wmv What have been installed in long-distance bus stations?
【单选题】Why will battery buses cost less than conventional buses in the long run?
A.
They will spread the capital cost over a long period
B.
They will be stronger and last longer.
C.
They will use less fuel and cost less to maintain.
D.
They will be charged at night when electricity costs less.
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