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【单选题】
当一个带电导体达到静电平衡时
A.
体表面上电荷密度较大处电势较高
B.
导体表面曲率较大处电势较高
C.
导体内部的电势比导体表面的电势高
D.
导体内任一点与其表面上任一点的电势差等于零
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【单选题】Dialogue 1 G: Good afternoon. I’m Elizabeth Lynne. I just got to Hangzhou from Singapore. ( 1 ) . R: Welcome to Hangzhou. Let me see. Miss Lynne. ( 2 ) G: Yes, of course. R: Is tha...
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【单选题】Dialogue 1 G: Good afternoon. I’m Elizabeth Lynne. I just got to Hangzhou from Singapore. ( 1 ) . R: Welcome to Hangzhou. Let me see. Miss Lynne. ( 2 ) G: Yes, of course. R: Is tha...
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【单选题】Dialogue 1 G: Good afternoon. I’m Elizabeth Lynne. I just got to Hangzhou from Singapore. ( 1 ) . R: Welcome to Hangzhou. Let me see. Miss Lynne. ( 2 ) G: Yes, of course. R: Is tha...
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【简答题】以下句子出自一段导游欢迎词，请按照讲话先后顺序选择最恰当的排序: 1、Here we’d like to extend a warm welcome to you all. 2、I’m Angela, the local guide of your tour in Hangzhou, and I’m from Hangzhou International Travel Service. 3、Goo...
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【单选题】Dialogue 1 G: Good afternoon. I’m Elizabeth Lynne. I just got to Hangzhou from Singapore. ( 1 ) . R: Welcome to Hangzhou. Let me see. Miss Lynne. ( 2 ) G: Yes, of course. R: Is tha...
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【单选题】听力原文： 'We need plenty more seals', Oolak said as they parted. He added, 'But you don't shoot seal in water now for they are hard to get'. Two hours passed, during which Bob had heard Oolak's rifle cra...
A.
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C.
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查看完整题目与答案
【简答题】熟悉环境,编写C程序输出: **** Welcome to Hangzhou! ****
查看完整题目与答案
【单选题】Dialogue 1 G: Good afternoon. I’m Elizabeth Lynne. I just got to Hangzhou from Singapore. ( 1 ) . R: Welcome to Hangzhou. Let me see. Miss Lynne. ( 2 ) G: Yes, of course. R: Is tha...
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