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【简答题】
Tan δ = ∞ ,表示材料为理想( ),能力全用于流动损耗。
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皮皮学刷刷变学霸
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【单选题】在某条件下的某种真实气体的压缩因子 Z>1,则说明气体的Vm()同样条件下的理想气体的Vm,也说明该真实气体比相同条件下的理想气体()压缩。
A.
大于，难
B.
小于，难
C.
大于，易
D.
小于，易
【简答题】Most living things are, 7 to their environment.
【单选题】The sentence 'most of the best things have already been located' could mean________.
A.
most of the best things have already been changed
B.
most of the best things remain to be changed
C.
there have never been so many best things waiting to be discovered
D.
most secrets of the world have already been discovered
【单选题】关于压缩因子 Z ,下列说法中错误的是
A.
理想气体的压缩因子 Z ＝ 0
B.
Z < 1 说明真实气体比理想气体易于压缩
C.
Z > 1 说明真实气体比理想气体难于压缩
D.
Z 的大小反映了真实气体对理想气体的偏差程度
【单选题】听力原文： OK, can anyone answer this question? What are the most important things for animals in terms of their survival? Anyone? No? OK. Well, on a very basic level, the most important things for them ar...
A.
Real estate prices.
B.
Campbell monkeys' eating habits.
C.
The interactions of various species.
D.
The relationship between Diana and putty-nosed monkeys.
【单选题】在某条件下的某种真实气体的压缩因子 Z>1, 则说明该气体的 Vm ( )同样条件下的理想气体的 Vm ,也说明该真实气体比相同条件下的理想气体( )压缩。
A.
大于，难
B.
小于，难
C.
大于，易
D.
小于，易
【单选题】在某条件下的某种真实气体压缩因子Z>1,则说明该气体的Vm( )同样条件下的理想气体的Vm,也说明该真实气体比相同条件下的理想气体( )压缩。
A.
大于，难
B.
小于，难
C.
大于，易
D.
小于，易
【简答题】小题1: Here are some predictions: things to come, things to go. The Spring Festival, the most important Chinese holiday when everyone returns home, has caused headaches for millions of Chinese. More tha...
【简答题】Sibling rivalry even over the most trivial of things can be ______.
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