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中学普通教育证书 Science/Electricity 多项选择练习题第 5 题答案 4
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中学普通教育证书科学
很抱歉，但这不是正确答案。如果两个带子都是负极，则会相互排斥。如果都是正极，也会相互排斥。但是，本题询问的是哪一个说法是
错误的
。返回并重试。
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书籍：中学普通教育证书科学
华夏公益教科书
