drainage arrangement 中文意思是什麼
drainage arrangement
解釋
疏水系統布置- drainage : n. 1. 排水，放水；排水法；逐漸流出。2. 下水道；排水設備，排水系統。3. 水系，排水區域，流域。4. 陰溝水，（排出的）污水。5. 【醫學】引流，導液（法）。
- arrangement : n. 1. 整頓，整理；排列，布置，分類。2. 〈pl. 〉安排，料理，籌備，預備。3. 商定，約定。4. 調解，和解。5. 改作，改編；改編的樂曲。
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By analyzing the different distributions of the rail voltage and the stay current in condition of using drainage arrangement and without using drainage arrangement with analytical method. the author presents a new design principle for the artifical drainage arrangement and designs a new intellectual drainage arrangement
摘要利用解析法分析了地鐵軌道電位和腐蝕電流在有排流和沒有排流情況下的分佈情況，提出設計新型排流裝置的原則，並設計了實用新型的智能排流裝置。 -
Compared with the reality, it shows that this model and its parameters are defined reasonablly. to analyse the arrangement of drainage system with different spacings and depths, with unsteady flow formula and benefit index, this paper gives a two - dimensional non - linear programing model for arrangement of drainage system in the barley field, which can be solved by the method of projected gradient. by this model, we make out the optimum solution of spacings and depth of pvc pipe in littoral area of changjiang river that is s = 21. 5 8m, h = l. lm
論文通過對不同埋深、間距的塑料暗管排水布局的分析，結合非穩定流公式和效益指標，提出了麥田排水暗管布局的二維非線性規劃模型，並利用梯度投影法求解，得出長江下游濱海地區塑料排水暗管埋設的最優方案為埋深h = 1 . 1m ，間距s = 21 . 58m 。
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