皮皮学,免费搜题
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【单选题】
二维晶体,在德拜近似下计算晶格振动对比热的贡献,低温极限比热和温度的几次方成正比?
A.
二次方
B.
一次方
C.
三次方
D.
五次方
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皮皮学刷刷变学霸
举一反三
【单选题】给出下列命题: ①平行于同一条直线的两直线互相平行; ②垂直于同一直线的两条直线互相平行; ③平行于同一平面的两条直线互相平行. 其中真命题的个数是(  )
A.
0
B.
1
C.
2
D.
3
【单选题】我国《城乡建设统计年鉴》可以从( )免费获取。
A.
中国住房与城乡建设部网站
B.
国家知识产权局网站‍
C.
国家统计局网站
D.
国家标准化管理委员会
【简答题】As a boy growing up in India,I had longed to travel abroad. I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s,with great interest. My bi...
【单选题】给出以下四个命题: (1)平行于同一直线的两个平面互相平行; (2)垂直于同一直线的两个平面互相平行; (3)平行于同一平面的两条直线互相平行; (4)垂直于同一平面的两条直线互相平行. 其中真命题的个数是
A.
4
B.
3
C.
2
D.
1
【单选题】I have longed to _____ my study abroad.
A.
farther
B.
further
C.
learn
D.
go
【简答题】As a boy growing up in India, I had longed to travel abroad. I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s, with great interest. My ...
【简答题】As a boy growing up in India,I had longed to travel abroad. I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s’ with great interest. My b...
【单选题】冷却的方式不包括()。
A.
常压冷却
B.
加压冷却
C.
冷却水冷却
D.
蒸馏冷却
【判断题】使用百分表时,首先要检测表针是否能复位。
A.
正确
B.
错误
【简答题】阅读理解 As a boy growing up in India, I had longed to travel abroad.I used to listen to the stories my father would tell me about his stay in Canada and tours to Europe in the 1970s, with great interest....
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