discharge of per unit width 中文意思是什麼
discharge of per unit width
解釋
單寬流量-
Abstract : characteristics of film hole irrigation and effects of irrigation technological parameters on ir - rigating quota are analyzed, and the relationships among discharge per unit width, hole spacing and ir - rigation quota are studied in this paper, based on field experimental data
文摘:根據膜孔灌溉大田灌水試驗資料,分析了膜孔灌溉特點和灌水技術要素對膜孔灌灌水定額的影響,研究了單寬流量與開孔率與膜孔灌灌水定額的關系。
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