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【单选题】
对于熵变 Δ S 有如下 4 种说法: (1) 等于不可逆过程热温商 (2) 等于可逆过程热温商 (3) 是与过程无状态函数 (4) 是与过程有状态函数 其中正确的是( )
A.
1,4
B.
2,3
C.
2
D.
4
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参考答案:
举一反三
【单选题】桥式可逆斩波电路,需要_______全控器件IGBT。
A.
1
B.
2
C.
3
D.
4
【单选题】Regret can be valued and used to _____.
A.
help people to choose a less risky option
B.
help you make better decisions
C.
help you prioritize your relationships
D.
help people to achieve their personal and career goals
【简答题】Please follow the video and immitate the conversation.
【单选题】she is satisfied with what you have given him and ___ you have told him.
A.
that
B.
which
C.
all what
D.
all that
【简答题】康布斯认为个人知觉与学习的具有怎样的关系?
【单选题】样板架是根据电梯轿厢、层门地坎、对重和( )等部件的位置尺寸而制作的放样样板。
A.
限速器
B.
导轨
C.
缓冲器
【单选题】— Did ______ have a good time? — Yes. We really enjoyed ______. [     ]
A.
you all, ourselves
B.
all you, ourselves
C.
you all, us
D.
all you, us
【单选题】Learning Esperanto has been demonstrated to help with learning other foreign languages.
A.
Y
B.
N
C.
NG
【单选题】If you have a () diet, you are getting all the vitamins you need.
A.
balanced
B.
bankrupt
C.
biased
D.
boring
【单选题】He is pleased with what you have given him and______you have told him.
A.
all that
B.
all what
C.
all which
D.
which
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