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【简答题】
散热器常用水作为冷却剂，这是利用了水的比热容较_________ (选填 “大”或“小”)的性质。如果散热器中装有3 kg的水，当温度升高了20℃时，它吸收了____________J的热量。已知c 水 ='4.' 2×10 3 J／(kg·℃)
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举一反三
【单选题】Listen to a long passage twice and choose the best answer to each question. [音频] (1) Where did the man become interested in photography?
A.
Germany
B.
U.S.
C.
China
D.
None of the above.
【单选题】Which proverb can best illustrate the attempt of senator John Vratil?
A.
Kill the goose that laid the golden egg.
B.
You cannot eat your cake and have it.
C.
Beating the grass and startling the snake.
D.
Killing two birds with one stone.
【单选题】Listen to a long conversation and choose the best answer to each question you hear.
A.
his family moved to Sacramento to settle down
B.
his family bought him a new suit and a new tie
C.
he went to Sacramento for a spelling competition
D.
he won the first prize in the state spelling competition
【多选题】无名合同的法律适用规则通常为( )。
A.
直接适用合同法中有名合同的规定
B.
适用合同法总则中的规定
C.
应该参照合同法分则中最相类似的规定
D.
应该参照合同法以外法律中最相类似的规定
【简答题】简述合同法的适用范围。
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