水質參數 的英文怎麼說
中文拼音 [shuǐzhíshēnshǔ]
水質參數
英文
water quality parameters-
Abstract : considering the stochastic characteristic of main hydrogeologic parameters in yuanbaoshan open coal pit, a groundwater stochastic management model for optimal drainage borehole design is established. the result of the modeling shows the effect of stochastic characteristics of hydrogeologic parameters on the result of management modeling. it was found that the higher the parameters uncertainty and the management reliability level, the worse the management result
文摘:從影響元寶山露天礦地下水疏乾的主要水文地質參數隨機性特徵分析入手,建立並求解了元寶山露天礦疏干工程優化設計的隨機地下水管理模型,揭示了水文地質參數隨機性對管理模型結果的影響,認為參數的隨機性越大,管理結果越壞;置信水平越高,管理結果越壞,且滲透系數和邊界條件對管理結果影響最大。Summary of physicochemical water quality data of gazetted beaches, 2005
二零零五年憲報公布泳灘的物理化學水質參數This paper evaluates the underground water resources and its safe levels of miming, and then studies the availability of molepipe drainage, a kind of practical underground water regulation technique. starting with the elevation of underground water resources and a safe level of mining through variable system theory, this paper analyzes the conditions of underground water resources based on the well - studied determination method of determining the two hydrographical coefficients : rainfall infiltration replenishment rate and irrigation replenishment rate. then considering irrigation, rainfall, drainage and other related factors, a mathematical model is set up for the calculation of underground water storage, exploitation on water regulation
論文從灌區的地下水資源及其可開采量評價分析方面入手,在對兩個主要的水文地質參數即降雨入滲補給系數、灌溉入滲補給系數確定方法研究的基礎上,對灌區的地下水資源狀況進行分析,依據灌區的灌溉、降雨、排水條件及各種現狀因素,建立了地下水資源量計算的數學模型,西安理工大學工程碩士專業學位論文計算得到青銅峽灌區地下水的最大補給量和可開采量;另外對在開發利用地下水資源過程中的地下水位的調控進行了初步的探討,在銀北灌區開展對暗管排水調控地下水位的試驗研究。The monitoring process is carried out on board a scientific vessel the dr catherine lam which is equipped with state - of - the - art technology. at various locations, scientists measure a range of parameters, such as temperature, ph, salinity, turbidity and dissolved oxygen
海水監測工作是在設備先進的林蘊盈博士號監測船上進行;研究人員在海上測量各種水質參數,包括水溫、酸鹼度、鹽分、混濁度、溶解氧含量等。On - site measurements of parameters such as temperature, ph, turbidity and dissolved oxygen are made using the multiparameter water quality measuring probe, and recorded in the data logger. the readings obtained are then compared against the normal ranges from that station, and any unusual readings result in a second set of measurements being made to check the validity of the initial reading
另外,工作人員利用多參數水質計量儀實地量度多項水質參數,包括水溫酸鹼度混濁度及溶解氧,將測量結果記錄在數據記錄器內,再與該監測站的正常參數范圍比較,核實數據的真實性。On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sediment ? ? containing much carbonates in the yellow river on the water quality and the monitoring of the water quality
黃河是世界上罕見的多泥沙河流,泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作,對黃河泥沙與水質的關系問題作全面的總結評述和展望,著重於4個問題: 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sedimentcontaining much carbonates in the yellow river on the water quality and the monitoring of the water quality
黃河是世界上罕見的多泥沙河流,泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作,對黃河泥沙與水質的關系問題作全面的總結評述和展望,著重於4個問題: 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。Of particular concern are the levels of dissolved oxygen and
最重要的兩項水質參數是溶解氧和大腸桿菌。The impact of the proposed ldyb on water quality is marginal during the dry season with changes in mean water quality parameters of around 0. 5 %
在旱季,擬建伶仃洋大橋對水質的影響有限,平均水質參數的轉變只有約0( 2 ) by establishing plc control net, we can collect and storage data with computer, for mathematics model analyzing
( 2 )建立plc控制網路,實現計算機自動採集和儲存水質參數功能,為模型的分析建立提供充分的數據資源。As a result of the zone discrepancy, bw quality from train of different zones is not the same, this article puts forward a bw quality investigating scheme
由於我國的地域差異大,各地列車的水質參數也較大出入,因此提出水質調查方案備后續設計使用。The largest difference between the scenario with and without the bridge can be observed for suspended matter near the seabed at locations in the direct vicinity of the ldyb ; and
興建大橋與否,對伶仃洋大橋附近的海床懸浮物的影響最大;及水質參數曲線圖顯示,水質參數的整體分佈將不受大橋嚴重影響。The telemetric monitor measured and logged six physical water quality parameters at short intervals, and then transmitted this data to the epd offices via a phone line the trial revealed a number of problems
河水由站內的水泵抽起流經遙測監測器,每隔一段短時間測量和記錄六項物理水質參數,並透過電話線將數據傳送至環保署總部。Monitoring software transfer measuring data from local machine to remote machine by data packet. lf there are some exception or abnormality in local device. the system can send alarm message to remote user by gsm short message
當水質參數超標或系統運行出現異常時,監控軟體在記錄事件及數據的同時,通過gsm短消息的方式將報警信息傳遞給遠程監護人員。The thesis developed on an existing problem for forecasting the effluent quality parameters of urban sewage treatment factories, which are usually difficult to measure with conventional online apparatus, through applying soft - sensing technique
本論文是圍繞如何採用軟測量技術解決目前城市污水處理出水水質參數難以用硬儀表在線測量這一現實問題而展開的。It is to expound in this paper the application of the theory and method of regionalized variables and kriging to analyze water quality parameters of lake and the spatial optimal estimation on the water quality parameters of lake is also approached
本文著重闡述了區域化變量理論和克立格法在湖泊水質參數分析研究中的應用,並對湖泊水質參數空間優化估算的方法進行了探討。The water quality respond relation of input - output measurements are established by systematic theory in this paper. according to the peculiarity of hydrology and the necessity of water quality inverse problem the multi - parameter inverse problem model based on ordinary differential equation is developed. the existence and uniqueness of the solution of the ordinary differential equation about two parameters or multi - parameter are to be proved. the unstability depending on errors between monitoring data and interpolation approximate data are analyzed and demonstrated. cubic spline interpolation function, the least two multiply and positive rule method are conjoined for obtained solution of multi - parameter. the results from this algorithm indicats its efficient to the multi - parameter identification in water quality modeling
本文應用系統理論,建立了水質多參數輸入輸出之間的響應關系;根據河流水文水質變化特點和參數反問題的需求,建立了水質常微分方程多參數反問題模型.根據常微分方程參數反問題的數學理論,作者給出了兩參數和多參數水質常微分方程反問題的解的存在性、唯一性的理論證明過程和結論;還針對水質現有監測資料的測驗誤差和插值近似計算誤差造成參數反問題的不穩定性,將三次樣條插值函數、超定方程最小二乘法和正則化演算法有機地結合使用,成功地給出了水質參數反問題的穩定化演算法.最後給出了應用計算結果Research methods applied in the thesis are as follows. the first method is to construct the soft - sensing models of effluent quality parameters with history data of a sewage treatment factory for years. another method is to plant the models into the application system to develop the computer forecasting system for effluent quality parameters of sewage treatment factories
本論文的研究方法是:首先,藉助于污水處理過程歷史數據,建立出水水質參數的軟測量模型;然後將該模型嵌入應用系統中,開發出基於軟測量技術的污水處理過程出水水質參數的計算機預測預報系統。The application of this system developed with visual c + + while soft - sensing models designed with matlab and the sewage database designed with access or sql server 2000. the thesis integrated the above three into one application system by applying mfc odbc and matlab engine techniques. in general, there are two innovations in the thesis
總之,本文的研究不僅驗證了軟測量技術應用於城市污水處理過程出水水質參數預測的可行性,還提供了採用matlab 、 visualc + + 、 sqlserver (或access )混合編程的具有創新意義和一定推廣價值的具體開發方案。The monitoring hydro - data of 8 sections from fudedian to zhaoquanhe along the main stream of liaohe river are collected and analyzed. the nemero indexes for the water pollution of liaohe river are calculated and illustrated in diagrams. the results show that the principals of the spatial - temporal cod level changes in the main stream of liaohe river. also, two obvious characteristics of cod pollution are found out : the absolute cod level is very high in this river ; the ratio of cod bod is significantly higher than average. and the phenomena are explained in detail in this paper from multiple aspects such as industrial point pollution, soil and water losses, municipal sewage, agricultural water pollution and etc, based on the relationship analysis between cod, ss and water quality parameters
對遼河幹流從福德店到趙圈河8個斷面的水質監測數據進行統計分析,計算得出遼河幹流水體污染的內梅羅指數,並以圖表形式揭示了遼河幹流cod時空變化的規律,總結出了遼河cod污染的兩個主要特點: 1 cod絕對值高2 cod bod相對比值也明顯偏高。通過對cod與ss cod與水質參數的相關性分析,從工業點源水土流失面源城市生活污水及農業用水等方面的污染解釋了上述特點。分享友人