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【单选题】
已知与某均匀磁场垂直方向上面积S=0.5m2的磁通为5Wb，则该磁场的B为。A.
10T
B.
2.5T
C.
4.5T
D.
5.5T
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【简答题】单词拼写 1. She changed a lot and I had great difficulty in r__________ her at first. 2. He g__________ from Beijing University two years ago. 3. The children’s mother was very c__________ about their saf...
【简答题】It was a beautiful day at the beach—blue sky, gentle wind, calm sea．I knew these things because a man sitting five feet from me was shouting them into his mobile phone, like a play-by-play announcer （...
【简答题】That day I became a mom was the day my daughter and I were sitting in our new home having a calm, quiet dinner just as I had always wanted for her. We were talking about what she had done in school an...
【多选题】下列关丁“实收资本”账户的说法中,正确的行
A.
实收资本属于所有省权益类账户
B.
该账户的贷方登记投资者对企业的投资增加额
C.
期末借方余额表示投资者对企业投资的实有数
D.
该账户应该按投资者设置明纫账
【简答题】找出下列句子存在的问题并改正。 1) When I was on the stage the next day, I felt so nervous as I shook like a leaf. 2) There were such many people present! 3) Suddenly, I caught a sight of my English teacher in the cr...
【简答题】Exercise 3 ( 英译中 ) 1 . What amazes me is how long she managed to hide it from us. 2 . It amazed her that he could be so calm at such a time. 3 . We had an argument with the waiter about the bill. 4 . ...
【单选题】刀具在机床上的位置是用“刀位点”的位置来表示的。对立铣刀、端铣刀和钻头而言，是指它们的底面中心；对镗刀而言，是指它们的（）。
A.
前刀面
B.
主后刀面
C.
刀刃
D.
刀尖
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