水文參數 的英文怎麼說
中文拼音 [shuǐwénshēnshǔ]
水文參數
英文
hydrographic parameters-
In view of this situation and the characteristic of qualitative variable as well as quantitative variable of the geological factors affecting coal seam affusion, put forward the application of numerical theory on the basis of optimization study of orthogonal design to confirm the optimal combination of the technical parameters of coal seam affusion when geological factors is in precarious state and then proceed optimization study with instances
針對這種情況及影響煤層注水的地質因素既有定性變量，又有定量變量的特徵，本文在利用正交設計優化研究的基礎上，提出利用數量化理論確定地質因素為不穩定狀態下的煤層注水工藝參數的最優組合，並結合實例進行了優化研究。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。In the study of the lumber carrier, one of the very important problem is the in spot and ultimate station due to flooding which will bring tremendous threat to the ship because of the few holds in order to study the lumber carrier buoyancy, stability and longitudinal strength under the condition of flooding, the paper adopt fundamental ship principle and iterative and accumulative concept on the basis of insumersibility theory to detailedly calculate the flooding speed flooding amount front draft after draft stability and longitudinal strength considering the ship " s sinking and inclination which will change the center of gravity and the loading station both in hold and on deck and the effect of flooding and lumber amount in holdo in the last, the paper introduces an example of the actual ship named " fei yun ling " and makes a contrast between not taking measure and taking measure which draws a reasonable conclusion and comes up to some advice the method avoids the cockamamie calculating while insures enough precision the paper draws a conclusion that not all the lumber carrier will submerge when suffering the damaged flooding if the loading or measure is suitable
為了研究運木船舶在破艙狀態下的浮性、穩性和強度，本文在抗沉性理論的基礎上，運用船舶基本原理，採用了迭代和累計的思想，將船舶的進水過程劃分為很多次進水的積累，詳細計算了運木船在破艙進水的過程中，考慮到各種破艙參數、船舶本身的下沉、艙室內木材、甲板貨的裝載情況和在進水過程中船舶本身的傾斜對進水重心的影響，以及艙室內的進水量和木材對破口處進水速度的影響，船舶總的進水速度、進水量、首尾吃水、穩性的實時狀態和最終船舶的總縱強度，給出了計算實例，並進行了在採取用泵抽水前後浮態參數的對比，得出了該船舶在艙室內的貨物積載量達到某個數值時可以保證船舶在破艙進水時不會沉沒，或者在當開口小於某數值時，採取適當的措施后，可以使船舶避免沉沒。Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river
本文第一章介紹了課題的研究背景，提出了研究目標、內容和方法；第二章重點分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹流中游段的氣候特徵，徑流組成特性，同期降水、徑流占年總量比例的不對應特性和原因，徑流年內年際變化規律及徑流深分佈特性，分析了天然洪水的特點和洪水參數；第三章介紹了冰川終磧湖的特點，結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料，分析提出了危險冰湖判別指標和發生潰決的氣候條件、周期性特徵，提出了冰湖潰決洪水的計算途徑。Abstract : the paper introduced the theory of piping transportation of the 1 500 deadweight ton bulk cement barge, and provided the numeration and selection method of main parameters, such as pipe diameter, wind pressure, flux, etc
文摘:介紹了1500t散裝水泥運輸船的水泥管道輸送原理，給出了該船上壓縮空氣管、流化空氣管和水泥裝卸管的管徑、風壓、流量參數的計算和選用方法。Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally
本文分析了國內外水電站自動控制裝置的研究和發展狀況，尤其是國內小型水電站的自動化現狀，針對現有電力部門的需求，設計並實現了一種單元式的微機自動監控裝置，該裝置不僅實現了對水電站內各種模擬參數和數字信號的實時監測功能，還對水輪發電機組進行了調控，通過與上位機處理程序的配合，可以實現水電站的自動發電控制、機組順序啟停；在測量發電機組機端電壓和電流參數的時候，採用32點離散傅立葉演算法（ dft ） ，增加了測量的準確性和可靠性；通過通訊可以實現裝置的聯網運行，做到「分散控制、集中管理」 。The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象，依據astm標準及國際通用文物保護研究方法與評估準則相結合，通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定，及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響，對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。Take middle - east district of taipusi banner as study area in the paper, combining field observation test ( pumping test and field survey ) with indoor experiment ( granule analysis and organic matter analysis etc ), based on the relationship between hydrological parameters and physical - chemistry characteristic parameters of formation, the variability of aquifer parameters and physical - chemistry parameters of unsaturated zone have been also analyzed. the aquifer system of the taipusi banner is identified and analyzed by using the internal and outside information. on the basis of real pumping of ground water, the water resources evaluated by the water balance method
本文以太僕寺旗中東部地區為研究區域，採用野外試驗（抽水試驗、實地調查）和室內實驗（顆分、有機質等實驗）相結合的方法，推求了研究區含水層系統的水文水利參數，在系統模擬含水層水理參數與巖性物理化學特徵參數之間的關系基礎上，進一步分析了含水層參數及其包氣帶的物理、化學特徵參數的空間變化特徵，並利用其內外部信息對太僕寺旗含水層系統進行了辯識與分析；以現狀地下水開采量為依據，採用水均衡法評價了研究區水資源總量，並利用有限單元法來模擬分析驗證。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Other index of foundation, climate and hydraulic should be supplied after the further expended design stage
其他關于地基及氣象水文參數將在擴初設計階段進一步補充。This model regards a grid as a coherent cell ( hydrologic parameters are invariable in a cell ), but parameters vary in different cell. in this way, it can figure out those problems hereinbefore
模型視柵格為水文一致性單元，水文參數在柵格內一致，在相鄰柵格間變化，以此解決流域上產流時間不同步、降雨空間分佈不均勻與下墊面不均一的問題。The dissertation is devoted to the study on the characteristics of underwater acoustic channels for mine. based on the comprehensive analysis on the characteristics of underwater acoustic channels, the research on the parameters of target sea area, the acoustic model, the characteristics of underwater acoustic transmission and the parameters of capability of long - range remote control receiving system is systematically conducted through theoretical analysis, computer simulation and testing of circuit
本文對遠程遙控水雷系統將要應用的水聲通道的傳播特性進行了分析，在對遠程水聲通道特性進行全面分析的基礎上，通過理論分析、計算機模擬、硬體電路的實驗等對目標海域通道的水文參數、聲場分析所用的聲場模型、聲傳播特性和遙控接收系統性能指標進行了系統、深入的研究。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。Based on 9 years ' field data of bed - load transport and the corresponding hydraulic parameters at the erwangmiao hydrology station on dujiangyan river, 6 formulae for the prediction of the sediment transport are analyzed
摘要以都江堰二王廟水文站9年實測的卵石推移質輸沙率資料和對應的水力參數為基礎，選用6個有代表性的公式進行了分析計算和對比。By means of wide investigation, instruments development, a series of model experiments and relative theory analysis, following results are obtained in river model time scale distortion ratio, model roughening, inflow and outflow controlling methods and equipment, new water level and velocity measuring technique, model automatic measuring and controlling system : ( 1 ) with the aid of configuration software, a large scale river model automatic measuring and controlling system is developed, realizing river model automatically controlling and basic hydraulic parameters automatically measuring
本文通過廣泛調研、儀器研製、系列模型試驗和相關的理論分析，在河工模型時間變態率控制、模型加糙、出入流檢測方法和設備、水位流速測量新技術、模型自動測控系統等方面取得了下列成果： （ 1 ）應用工控組態軟體技術，開發了一套大型河工模型自動測控系統，實現了模型內外邊界的自動控制和基本水力參數的自動量測。Self - oscillation initiated by helmholtz resonance chamber with different configuration under different waterpower parameters is introduced in the paper. the influence on the heat transfer enhancement of the heat exchanger by applying resonance chamber is discussed in detail
本文介紹了不同結構的helmholtz共振腔在不同的水力參數下產生的自激振蕩情況，以及將自激振蕩應用於換熱器上對強化換熱的影響。In the doctoral dissertation, thorough studies on determination of unsaturated hydraulic parameters of fracture through experiment and numerical simulation, mechanisms of unsaturated seepage flow in fracture, analysis of saturated - unsaturated seepage flow in fractured rock mass due to surface infiltration and influence of surface infiltration to the stability of rock slope are made. and the above mentioned research achievements are applied to the analysis of real large - scale project
本文就單裂隙非飽和水力參數的試驗測定和數值模擬確定、單裂隙非飽和滲流的機理、有地表入滲的裂隙巖體飽和非飽和滲流分析以及地表入滲對巖坡穩定性的影響等方面展開了較為深入的研究，並將上述研究成果應用於實際大型工程問題的分析中。分享友人