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【单选题】
关于一维稳态导热,下列说法正确的是?A.
若导热系数为常数，则内温度呈线性分布。
B.
多层平壁导热通过每层的热流量不同。
C.
多层平壁导热需要考虑接触热阻的影响。
D.
多层平壁导热每层材料面积热阻大小一样。
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举一反三
【单选题】What can be inferred from the passage?
A.
The red bag belonged to the lady.
B.
There were many fingerprints on the red bag.
C.
The lady's flat was not the burglar's first guilty place.
D.
The burglar did not come into the flat at all.
【简答题】Travelling can be a wonderful adventure. Travelling by airplane, however, can be very tiring. The following 56 (be) some tips to help reduce the discomfort of your next long plane trip. Don’t pack too...
【判断题】In most cases, it is difficult to recruit person when the unemployment rate is low.
A.
正确
B.
错误
【单选题】在学校，要学会与同学友好相处，创造一个轻松愉快的学习氛围，以下哪一项是正确的？（）
A.
同学之间要有和解意识，做错了事主动道歉
B.
“人善被人欺”，即使我错了也要力争到底
C.
搞好学习就够了，同学之间少来往
【单选题】The bag can be __ on pallets to facilitate handling.
A.
stacked
B.
put
C.
carried
D.
measured
【简答题】Millions of young people are writing blogs. Millions of others are reading them. The word“blog”is a short way of saying Web log. Many popular Web sites now offer free，easy ways to create personal Web ...
【单选题】An economy's natural unemployment rate is 4 percent. The table above gives some points on the economy's short-run Phillips curve. When the unemployment rate is 4 percent ( ).
A.
actual inflation is greater than expected inflation
B.
actual inflation is less than expected inflation
C.
and the inflation rate is 6 percent a year, the short-run and long-run Phillips curves intersect
D.
and the expected inflation rate is 8 percent a year, the short-run Phillips curve shifts downward
相关题目：
【判断题】In most cases, it is difficult to recruit person when the unemployment rate is low.
A.
正确
B.
错误
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