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数学7上：多少立方米木料做桌腿和桌面，刚好配套？一元一次方程
数学7上：多少立方米木料做桌腿和桌面，刚好配套？一元一次方程
七年级数学，一元一次方程应用题，各种类别的题型，这里都有详解510/581
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