dissolved oxygen (do) 中文意思是什麼
dissolved oxygen (do)
解釋
溶氧量-
Also, the author s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,
具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象，在闡述了曝氣過程式控制制參數選取可行性的基礎上，建立了以溶解氧濃度do和活性污泥排放量qw為控制變量，以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論，在現有關于污水處理最優控制問題研究的基礎上，建立了有約束條件多變量能耗最小數學模型，該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件，曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化，並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元，應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解，並進行模擬實驗驗證。 -
The activated - sludge bioreactor was adopted to degrade the restaurant wastewater. the effects of the dissolved oxygen ( do ), the mean cell residence time ( c ) the aeration time and the load of sludge on bioreactor were studied
採用活性污泥生物反應器對餐飲廢水進行處理，考察了溶氧濃度、細胞平均停留時間、曝氣時間以及污泥負荷對反應器處理效果的影響。 -
A. dissolved oxygen in situ treatment ( do - it ? ) is a complicated bioremediation approach that utilizes etec ' s proprietary biological products and oxygenation technology for rapid, consistent biological cleanup of soil and groundwater
答：溶解氧就地處理是一種復雜的生物修復方法。它將本公司專利生物產品和增氧技術相結合，迅速地、穩定地對污染的土壤和地下水進行就地生物清除。 -
The dissolved oxygen ( do ) is one of the most crucial parameter in municipal wastewater treatment system. do is choosed as the control object and do control system from theory
污水處理中溶解氧（ do ）濃度是至關重要的參數，因此本論文選用溶解氧濃度作為控制對象，對溶解氧控製作理論上的研究。 -
The dissolved oxygen ( do ) is one of the most crucial parameter in municipal wastewater treatment system. do is choosed as the control object and do control system from theory research
污水處理中溶解氧（ do ）濃度是至關重要的參數，因此本論文選用溶解氧濃度作為控制對象，對溶解氧控製作理論上的研究。 -
Dissolved oxygen ( do ) is involved in many domains of science, and it has great science and engineering significance to apply control over do. however, do control in microbe fermentation process is indeed left unsolved so far
溶解氧問題廣泛存在於眾多學科，對溶解氧進行有效控制有著重要的科學和工程意義，然而到目前為止，微生物發酵過程溶解氧的自動控制問題還沒有得到真正解決。 -
In the first part, the article summarized the definition and importance about dissolved oxygen ( do ), the general methods of measuring do. the origin, development and excellence of usage in chemical sensor with fiber - optical technology, the characteristic of fiber optical chemical sensor are introduced. those deferent fluorescence indicators have been used in oxygen sensors during more than twenty years and their deferent capability as fluorescence indicators
在第一章中，在研讀文獻的基礎上綜述了溶解氧的定義和在生產生活中的重要意義；溶解氧測定的常規方法；光纖技術的起源、發展及其應用於化學傳感器的優點；光纖化學傳感器的原理特點；探索了不同時期應用於氧傳感器的熒光指示劑的種類和性能；制備氧傳感探頭的幾種方法原理和光纖氧傳感器在醫學、生物、海洋監測等領域中的應用現狀。
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