預解方程 的英文怎麼說
中文拼音 [yùjiěfāngchéng]
預解方程
英文
resolvant equation-
The author conceptualized and measured the following variables : time perspective ; the coping style ; reduced harm internet use self - efficacy ; positive peer involvement ; moderate parents involvement ; the totality of internet use and the score of functions. after the research used the structure equation model ( sem ) to fit the collected data, the following pathways were demonstrated at the significant level : 1, the time perspective present ( tpp ) piu. 2, tpp abreaction piu
通過時間透視、應對策略、減少傷害性的網際網路效能感、積極同伴捲入、適度父母捲入、網路（使用）總量、功能分數的界定與測量，該研究使用結構方程模型擬和數據后發現下列路徑對piu具有明顯的預測作用：現在定向piu ；現在定向發泄piu ；現在定向問題解決piu ；現在定向同伴捲入piu ；現在定向同伴捲入功能分數piu ；未來定向問題解決piu ；未來定向父母捲入piu ；未來定向發泄piu 。The first one : fitting together ultimate values of every dimensions in one dimension - chain one by one, educing many equations by itself, calculating results, and comparing these results of close dimension to find maximal and minimal values. the second one : projecting all dimensions on two preestablished axis, then providing the solutions to analyze whether every projected dimensions is increscent or decreasing, and synthesize the effect of every projected dimensions to close dimension, educing many equations by itself, at last calculating the result of close dimension. the third one : according to monte carlo analysis, getting every dimensions " values from every dimensions " tolerances at random time after time, simulating the actual circumstances of mass production using these dimensions, and calculating reasonable results of close dimension economically
鑒于這類系統在各大中小型企業的廣泛應用與相對滯后的研究水平，本文提出了三種新的能切實地解決目前尺寸鏈計算機輔助分析解算中存在的各種難題的設計方案，第一種方案將尺寸鏈中各組成環能取的極值組合起來，自動列方程組，求解每個組合情況下的封閉環尺寸，最後比較這些結果，得出封閉環的最大最小值；第二種方案將尺寸鏈各組成環向預先設定好的兩個方向投影，之後再分析各尺寸環投影分量的增減性，並且提供了組成環兩個方向上的投影分量增減性不一的復雜情況下的解決辦法，綜合組成環各投影分量的增減性，然後自動列出方程組，最後根據各組成環的投影分量以及所列的方程組來確定尺寸鏈封閉環的尺寸；第三種方案以蒙特卡洛法為原理，在尺寸鏈各組成環的取值范圍內使用計算機產生大量隨機數，模擬實際大批量生產中的零件尺寸分佈情況，以更經濟更合理的方式分析、計算封閉環尺寸。Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources
基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。The spectrum evolution of the femtosecond laser pulse in a three - level organic molecular medium ( 4, 4 ' - bis ( dimethylamino ) stilbene ) is studied theoretically by solving the maxwell - bloch equations using an iterative predictor - corrector finite - difference time - domain method
摘要通過採用預估校正的時域有限差分法求解麥克斯韋布洛赫方程，我們研究了飛秒激光脈沖在三能級有機分子（ 4 ， 4 ' -二甲氨基二苯乙烯分子）介質中傳播時脈沖的頻譜演化情況。In order to improve the efficiency of the mesh generation, we employ the transfinite interpolation method. in low speed flow ( m < 0. 05 ), the low mach will aggravate the difference between eigenvalues of the system and make the convergence sharply difficult. as for this, we use the preconditioning method to remove it
另外，我們求解的是極低馬赫數下的流場（ m 0 . 05 ） ，極低的馬赫數會導致可壓流動方程十分僵硬而難以收斂，對此，我們對n - s方程進行了矩陣預處理。On the other hand, the conformal deformation ' s problem is to find a metric on h2 ( - 1 ), conformal to g, with the given function k as its gaussian curvature, that is, it is important for us to study the solvability of the conformal gauss curvature equation in geometry analysis. the problem that the conformal gauss curvature equation may have a solution for every nonegative holder continuous function k ( x ) is also an open problem
） = e ~ （ 2u ） g使k是（ ? ）的高斯曲率，即共形高斯曲率方程的可解性研究是幾何分析中的一個重要問題。當預定的函數k取正值時，共形高斯曲率方程解的存在性命題作為一個猜測至今未得到解決。Two solutions of linear equation proup for hydrological forecast
水文預報線性方程組的兩種解法In this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes
本文將水質預測及水污染控制措施有機地結合，選取水環境容量和污染指數作為水污染控制的參數.這樣，一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進，因為其採用四點隱格式對水質進行預測，推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值，從而制定相應的水污染控制措施.為整體考慮各種污染物的情況，建議採用河流的污染指數進而推求綜合污染指數.總之，本研究為水質保護提供了科學的計算方法，該法對水污染控制及污水對河道水質的影響是實用有效的Abstract : in this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes
文摘:本文將水質預測及水污染控制措施有機地結合，選取水環境容量和污染指數作為水污染控制的參數.這樣，一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進，因為其採用四點隱格式對水質進行預測，推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值，從而制定相應的水污染控制措施.為整體考慮各種污染物的情況，建議採用河流的污染指數進而推求綜合污染指數.總之，本研究為水質保護提供了科學的計算方法，該法對水污染控制及污水對河道水質的影響是實用有效的The author considers as follows : ( 1 ) we should understand how to define the price of architecture products the cost of engineering and the price of engineering, we should compare the connotations of plan price, float price and market price, we should clarify how engineering cost and architecture installation engineering cost are formed and what is the difference between balance price and final accounts price ; ( 2 ) through analyzing and comparing the account bases and composing contents of enterprise individual production cost and social average production cost, analyzing from the design mechanism ' s function of auction and bid and the purpose of actualizing auction and bid, we can confirm that the foundation that the titles are weeded when judged is enterprise individual production cost, not social average production cost ; ( 3 ) the author considers there is diverge between shop drawing budget based on ration and auction and bid, carrying out bill quantity of construction works can advance the formation of cons truction - product market price, also is the outset and integrant route to close international, but though code of valuation with bill quantity of construction works has a lot of advantage to advance the form of architecture market price, we also see it has lack and it should be amended
針對以上問題，筆者認為：應該了解建築產品價格與工程造價、工程價格是如何界定的、比較建築產品的計劃價格、浮動價格與市場價格的含義，搞清楚工程造價的構成和建築安裝工程費用的構成以及竣工結算價格與決算價格的區別；通過分析、比較建築產品的「社會平均生產成本」和「企業個別生產成本」的計算依據和構成內容，從招標投標的設計機制的功能和實施招投標的目的來分析，確認在評標中剔除低於成本價標書的依據是投標企業的個別生產成本，而不是社會平均生產成本；筆者認為以定額為計價依據的施工圖預算方法與招標投標之間存在悖論，工程量清單計價的推行是對建築產品市場價格形成改革的推進，也是建築產品價格形成方式與國際接軌的開端與必經之路，但是也必須認識到雖然《建設工程工程量清單計價規范》具有推進建築市場價格形成的諸多優勢，但仍存在不足與需要完善的地方。Abstract : based on the advisable mathematical model for wanjiazai diversion project, the paper disscuses the computer simulation technology for predicting new problems that may arise in project design, construction and operation
文摘:在建立合理數學模型的基礎上，如何利用計算機模擬技術，預測工程設計、施工和運行帶來的新問題，探索解決這些問題的方法及預演現有設計或方案的可行性，對業主來說非常重要A. d. p. i. approximation for characteristic finite element methods for quasilinear sobolev equations and its analysis
方程的特徵有限元格式的交替方向預處理迭代解及其分析The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method
本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。As a result, the studying aim of this paper is to establish a practical and complete system for the prediction of ship maneuvering motion, taking into account of the influence of the environmental factors, such as the wind, wave and current, establish a practical and complete system for the prediction of ship maneuvering motion. in this paper, the opengl virtual reality simulation technique is introduced into the field of ship maneuver and control, and using the mmg mathematical model, the three dimensional dynamic simulation system of the ship motion is established and good results are achieved. in the process of the system development, firstly, the maneuvering motion equations for ship in the still water are established, based on the mmg module mathematical model and serial experimental result
在系統開發過程中，首先採用mmg分離式數學模型及相關的系列化試驗結果，建立單槳單舵海洋運輸船舶在靜水中的船舶操縱運動方程，並編制計算程序，經與試驗結果比較，證實了計算結果的正確性;為了解mmg數學模型中模型參數變化對操縱性指數的影響程度，作者在上述已有程序基礎上，對有關模型參數進行偏移修正，探討了相應參數變化后的操縱性指數，對船舶操縱性指數對模型參數的靈敏度進行了詳細的分析與探討，所得結論與工程實際相吻合，具有實際應用價值，並為進一步提高船舶操縱性預報的精度打下了基礎;然後，在已有的船舶靜水操縱運動模型基礎上，考慮雙槳雙舵的影響，建立了內河雙槳雙舵船舶的操縱運動模型;最後，綜合考慮風浪流作用力的影響，進行了船舶的操縱運動模擬計算。Currently, many problems are as follows : some people and engineers sometimes confuse or mistake so many conceptions and meanings of the price of construction product as to lead to troubles ; the cost of the construction product in the construction - auction - bid cannot be ascertained definitely ; the method of shop - drawing budget which is based on budget - ration cannot form effective market competition and market price of construction product. the management system of construction cost is not perfect
目前建築產品價格及價格形成中存在以下問題：有關主管部門和少數工程人員有時混淆建築產品價格相關概念及其內涵，產生諸多誤解，以致造成工作上的摩擦；對建築工程招標投標中建築產品成本內涵界定不清晰；以預算定額為依據的施工圖預算方式難以形成有效的市場競爭以及形成建築產品的市場價格；當前未能形成完善的工程造價管理體制。Average level of pain, health locus of control, numbers of pain site and activities of daily living could predict 46. 96 % total variance on depression ; whereas activities of daily living, average level of pain, pain expression style and educational level could predict 21. 80 % total variance on anxiety
（ 4 ）癌痛病患人口學特性、疾病特徵及健康控制重心在焦慮與憂郁的預測方面，其中平均疼痛程度、健康控制重心傾向、疼痛部位總數及日常生活功能等四個變項可解釋憂郁總變異量的46 . 96 % ；而日常生活功能、平均疼痛程度疼痛表達方式及教育程度等四項可解釋焦慮總變異量的21 . 80 % 。Finally a set of equations with initiate values for boundary value problem is established where the velocity potential and its normal derivative are unknowns. because the model includes the effects of both the time and space to the velocity potential of free surface, it can be applied to strong nonlinear wave. as examples, solitary wave is computed in the numerical flume
推導給出計算域內以所有節點波勢函數和波面位置高度的時間增量為未知量的線性方程組，並同時考慮時間因素和空間變位對波面勢函數的影響，在預設的計算精度下，通過時步內的循環迭代逐一確定每個時步上的波面運動位置，從而建立了一種可適于求解強非線性波浪變形計算的數值模式。By making use of two kinds of exponential sums and cohen ' s sieve, we better the lower bound concerning the number of primitive elements and also prove the existence of primitive polynomials with a1, a2 prescribed when n = 5, 6. in the remaining of the paper we study primitive elements in the form of a + a - 1 over finite fields. a counting formula is given as a result, as well as all the finite fields that do not have such elements
本文對n = 5 ， 6兩種情形，利用有限域上的兩類特徵和估計及cohen篩法[ 5 ] [ 7 ] ，改進了[ 10 ] [ 11 ]中關于方程組本原元解個數的下界，並得到在特徵為奇的有限域上存在可預先指定前兩項系數的n次本原多項式。The preconditioner m is derived on the base of saor and the alternating method. then we use conjugate gradient method to solve the preconditioned system max = mb
這種方法基於saor迭代法以及交錯法，構造了預條件子m ，然後利用共軛梯度法來求解預條件方程max = mb 。By analyzing the rainfall data of 20 hydrological stations in the miyun reservoir basin from 1970 to 1993, the relationship between 45 heavy rainfall events and synoptic situations, nwf outputs, the forecast indexes and synoptic patterns are put forward, and 24 - hour heavy rain forecast equations of june, july, august in the miyun reservoir basin are developed
通過整理1970 - 1993年24年間水庫流域內20個水文站雨量資料，分析45個暴雨天氣樣本與歷史天氣形勢和數值預報產品的關系，篩選出預報指標和預報因子，使用數值預報產品的解釋應用方法，根據天氣環流形勢的分型，分別組建了6 、 7 、 8月每個月份的未來24小時暴雨天氣預報方程。分享友人