甲乙两辆汽车,功率之比为2:1,在相同时间内不平路面通过的距离之比为1:2,则他们所作的功之比为( )A.2:1 B.1:1 C:1:4 D:4:1我考试选D错误,请认真回答。希望是选A,因为我查看试卷时发现这道
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![甲乙两辆汽车,功率之比为2:1,在相同时间内不平路面通过的距离之比为1:2,则他们所作的功之比为( )A.2:1 B.1:1 C:1:4 D:4:1我考试选D错误,请认真回答。希望是选A,因为我查看试卷时发现这道](/uploads/image/z/4647826-10-6.jpg?t=%E7%94%B2%E4%B9%99%E4%B8%A4%E8%BE%86%E6%B1%BD%E8%BD%A6%2C%E5%8A%9F%E7%8E%87%E4%B9%8B%E6%AF%94%E4%B8%BA2%3A1%2C%E5%9C%A8%E7%9B%B8%E5%90%8C%E6%97%B6%E9%97%B4%E5%86%85%E4%B8%8D%E5%B9%B3%E8%B7%AF%E9%9D%A2%E9%80%9A%E8%BF%87%E7%9A%84%E8%B7%9D%E7%A6%BB%E4%B9%8B%E6%AF%94%E4%B8%BA1%EF%BC%9A2%2C%E5%88%99%E4%BB%96%E4%BB%AC%E6%89%80%E4%BD%9C%E7%9A%84%E5%8A%9F%E4%B9%8B%E6%AF%94%E4%B8%BA%EF%BC%88+%EF%BC%89A.2%3A1+B.1%3A1+C%3A1%3A4+D%3A4%3A1%E6%88%91%E8%80%83%E8%AF%95%E9%80%89D%E9%94%99%E8%AF%AF%EF%BC%8C%E8%AF%B7%E8%AE%A4%E7%9C%9F%E5%9B%9E%E7%AD%94%E3%80%82%E5%B8%8C%E6%9C%9B%E6%98%AF%E9%80%89A%EF%BC%8C%E5%9B%A0%E4%B8%BA%E6%88%91%E6%9F%A5%E7%9C%8B%E8%AF%95%E5%8D%B7%E6%97%B6%E5%8F%91%E7%8E%B0%E8%BF%99%E9%81%93)
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