某林场计划修一条长750M ,断面为等腰梯形的渠道,断面面积为1.6M*2,上口宽比渠深多2M,渠底比渠深多0.4M渠道的上口与敲底宽各是多少?知道的进.急用
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![某林场计划修一条长750M ,断面为等腰梯形的渠道,断面面积为1.6M*2,上口宽比渠深多2M,渠底比渠深多0.4M渠道的上口与敲底宽各是多少?知道的进.急用](/uploads/image/z/5949528-24-8.jpg?t=%E6%9F%90%E6%9E%97%E5%9C%BA%E8%AE%A1%E5%88%92%E4%BF%AE%E4%B8%80%E6%9D%A1%E9%95%BF750M+%2C%E6%96%AD%E9%9D%A2%E4%B8%BA%E7%AD%89%E8%85%B0%E6%A2%AF%E5%BD%A2%E7%9A%84%E6%B8%A0%E9%81%93%2C%E6%96%AD%E9%9D%A2%E9%9D%A2%E7%A7%AF%E4%B8%BA1.6M%2A2%2C%E4%B8%8A%E5%8F%A3%E5%AE%BD%E6%AF%94%E6%B8%A0%E6%B7%B1%E5%A4%9A2M%2C%E6%B8%A0%E5%BA%95%E6%AF%94%E6%B8%A0%E6%B7%B1%E5%A4%9A0.4M%E6%B8%A0%E9%81%93%E7%9A%84%E4%B8%8A%E5%8F%A3%E4%B8%8E%E6%95%B2%E5%BA%95%E5%AE%BD%E5%90%84%E6%98%AF%E5%A4%9A%E5%B0%91%3F%E7%9F%A5%E9%81%93%E7%9A%84%E8%BF%9B.%E6%80%A5%E7%94%A8)
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