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(0.75×1.6+0.5×1.6)×2+0.75×0.5=4.375(m²)
http://m.ksjqmj.com/wunianjidaan/24689.html
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05答案网免费提供各类练习与测试答案,请牢记零五网网址:05W.CC
(0.75×1.6+0.5×1.6)×2+0.75×0.5=4.375(m²)
http://m.ksjqmj.com/wunianjidaan/24689.html
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