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【判断题】
当移动用户距离基站较远时,或者信号质量较差时,手机就会增加发射功率。 A. √ B. ×A.
正确
B.
错误
手机使用
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举一反三
【单选题】Before you can hear a message on the telephone using the new system, ______.
A.
electrical signals must first be changed' into light signals and then into sound
B.
the light signals have to be changed directly into sound
C.
light must first be changed into electrical signals and then into sound
D.
neither the light nor the electrical signals have to be changed in any way
【简答题】应纳税暂时性差异产生的原因是什么?在产生应纳税暂时性差异的当期确认递延所得税负债吗?
【单选题】企业不应确认的应纳税暂时性差异产生的递延所得税负债是( )。
A.
由资产或负债的账面价值与其计税基础之间的差额产生
B.
由商誉确认所产生
C.
在企业合并中产生
D.
在对子公司、联营企业或合营企业的投资中产生
【简答题】It’s a __________________ of electrical thing.
【单选题】In the office an electrical engineer is looking through the instructions to know ________ the heat system works before the repair work.
A.
whether
B.
why
C.
how
D.
that
【单选题】Western tattooists work with a special electrical instrument, something like a dentist' s drill. It holds a number of very fine needles, which, for the purpose of reproducing the approved drawing, are...
A.
to make the first rough outline
B.
to finish the rough outline
C.
to make the approved drawing
D.
to ink in the rough outline
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