在地球上600牛的人在月球上重是不是100牛/
人气：403 ℃ 时间：2019-10-08 11:23:23
解答
是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是是
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