每平方米栽树的棵树一定,栽树的面积和所载的棵树成()比例.如果四分之三A=五分之四B,(AB不等于0),B:A=():(),A和B成()比例.一个长方形的周长是72厘米,它的长于宽的比是5:4,长方
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![每平方米栽树的棵树一定,栽树的面积和所载的棵树成()比例.如果四分之三A=五分之四B,(AB不等于0),B:A=():(),A和B成()比例.一个长方形的周长是72厘米,它的长于宽的比是5:4,长方](/uploads/image/z/3135916-28-6.jpg?t=%E6%AF%8F%E5%B9%B3%E6%96%B9%E7%B1%B3%E6%A0%BD%E6%A0%91%E7%9A%84%E6%A3%B5%E6%A0%91%E4%B8%80%E5%AE%9A%2C%E6%A0%BD%E6%A0%91%E7%9A%84%E9%9D%A2%E7%A7%AF%E5%92%8C%E6%89%80%E8%BD%BD%E7%9A%84%E6%A3%B5%E6%A0%91%E6%88%90%EF%BC%88%EF%BC%89%E6%AF%94%E4%BE%8B.%E5%A6%82%E6%9E%9C%E5%9B%9B%E5%88%86%E4%B9%8B%E4%B8%89A%3D%E4%BA%94%E5%88%86%E4%B9%8B%E5%9B%9BB%2C%EF%BC%88AB%E4%B8%8D%E7%AD%89%E4%BA%8E0%EF%BC%89%2CB%EF%BC%9AA%3D%EF%BC%88%EF%BC%89%EF%BC%9A%EF%BC%88%EF%BC%89%2CA%E5%92%8CB%E6%88%90%EF%BC%88%EF%BC%89%E6%AF%94%E4%BE%8B.%E4%B8%80%E4%B8%AA%E9%95%BF%E6%96%B9%E5%BD%A2%E7%9A%84%E5%91%A8%E9%95%BF%E6%98%AF72%E5%8E%98%E7%B1%B3%2C%E5%AE%83%E7%9A%84%E9%95%BF%E4%BA%8E%E5%AE%BD%E7%9A%84%E6%AF%94%E6%98%AF5%3A4%2C%E9%95%BF%E6%96%B9)
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