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【简答题】
什么叫交流电流的趋肤效应？试写出交流电流密度衰减律表达式？
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反馈参考答案：
举一反三
【单选题】Learning to use computers is what we want to ______ from the program.
A.
help
B.
make
C.
aid
D.
benefit
【单选题】We also want to use the water to irrigate barren desert land.
A.
hairless
B.
bare
C.
empty
D.
smooth
【简答题】Communications technologies are far from equal when it comes to conveying the truth．The first study to compare honesty across a range of communication media has found that people are twice as likely t...
【简答题】Communication technologies are far from equal when it comes to conveying the truth. The first study to compare honesty across a range of communications media has found that people are twice as likely ...
【简答题】There are many things we need to know that we do not learn at school. For example, if we want to use our money wisely(智慧地), we need to shop carefully. We need to know how to compare the prices of the ...
【简答题】A．bearing B．writing C．reading D．conveying
【判断题】When conveying gravity and seriousness, writers usually employ elliptical sentences.
A.
正确
B.
错误
【简答题】When we want to print some materials, we may use ______ inks to protect our environment.
【判断题】A locutionary act is the act of conveying literal meaning by means of syntax, lexicon, and phonology.()
A.
正确
B.
错误
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