%E9%AB%98%E4%B8%AA%E5%AD%90%E9%80%82%E5%90%88%E7%95%99%E7%9F%AD%E5%8F%91%E5%90%97
admin2024-03-29
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1ab010apvh074r02aa10b252000001af100010apvh074r02aa10b252000001af
2022-04-240 -
2014-05-090
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ba,bb1所成的角都相等,∵bb1‖aa1,bc‖ad,∴体对角线bd1与棱ab,ad
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2020-11-090
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680_453
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hla海澜之家2018秋季新款男士时尚直筒柔软牛仔裤hknad3e109aa9_唯品
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2017华东常态档期-ad&nk&nb男子大童黑色运动长裤 训练系列aa8592
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为什么ab会等于ad
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2017-04-170
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(12分)如图,将矩形abcd沿对角线ac翻折,点b落在点f处,fc交ad于点e.
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2016-11-180