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【简答题】
某一系统在与环境300K大热源接触下经历一不可逆循环过程,系统从环境得到10kJ的功,则系统与环境交换的热Q=__; = __ ; =__
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反馈参考答案：
举一反三
【简答题】健美操基本步伐根据人体运动时对地面的冲击力大小进行分类，冲击力居中的是
【单选题】下列关于行政法律关系的论述中，不正确的论述是
A.
行政法律关系是国家行政机关在行政管理过程中发生的由行政法规范调整的各种社会关系
B.
行政法律关系也就是行政法律关系中当事人之间的权利义务关系
C.
行政法律关系中权利义务的实现往往通过国家行政机关的强制力来保证
D.
行政法律关系的内容具有绝对性
E.
行政法律关系的一方一般是国家行政机关
【单选题】Paragraphs 4 and 5 are about_______.
A.
why the Pebble Mine should not be built in Bristol Bay
B.
who should decide about allowing mining of the resources in Bristol Bay
C.
what the results of a study of the Bristol Bay watershed are
【单选题】Why is Mason not worried about his future?
A.
Because he thinks he has a good job.
B.
Because he is sure things will be better in future.
C.
Because he never worries about anything.
D.
Because he doesn't believe what is said in the report.
【单选题】How does Marcie feel about her phobia?
A.
She is upset about it.
B.
She is afraid of it.
C.
She is positive about it.
【简答题】健美操基本步伐根据人体运动时对地面的冲击力大小进行分类，冲击力最高的是
【单选题】Players make choices about___.
A.
working at a bank
B.
driving cars
C.
real life events
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