修正微分方程 的英文怎麼說
中文拼音 [xiūzhēngwéifēnfāngchéng]
修正微分方程
英文
modified differential equation- 修 : Ⅰ動詞1 (修飾) embellish; decorate 2 (修理; 整治) repair; mend; overhaul 3 (寫; 編寫) write;...
- 正 : 正名詞(正月) the first month of the lunar year; the first moon
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
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Following is our main work and important conclusions : ( 1 ) the question of energy spectrum hardening. we used the klein - nishina ' s differential scatter formula, meanwhile utilize the thaler progression to spread out, and neglected the high - power, and then we deduced a theoretical formula of correction of energy spectrum hardening
其主要工作和結論如下: ( 1 )對x射線能譜硬化問題,把klein - nishina微分散射方程,利用泰勒級數展開,在忽略高次項的情形下,近似地推導出了能譜硬化修正公式。It study carefully the distortion of the remote sensing imagery, the rectification of the radiant quantity, the rs image strengthen and the color fusion. based on these achievements above, we do experiment on the differential rectification, the rs image fusion, the object determining and the exchange for the different format data, propose the plan and flow chart of the terrain map rectification by the rs imagery. we demonstrate the method for the target location and the direction outside by the rs imagery and how to select the reference point and read the information of the rs imagery
本文闡述了利用航天遙感影像進行1 : 25萬地形圖數據庫更新的必要性和可行性,在對spot和landsat遙感影像特性進行分析的基礎上,對航天遙感影像的系統變形、輻射量校正和影像增強與彩色融合等內容進行了認真研究,並在此基礎上對航天遙感影像數字微分糾正、影像融合、地物判讀、數據庫數據格式轉換、基於遙感影像的地形圖修測等方法進行了具體試驗,提出了利用遙感影像進行地形圖修測的具體方法和作業流程。While according to dynamics correction method, the valve displacement curve has to be design, which can be acquired by boundary condition and calculation method. then by dynamics analysis, the tappet displacement curve equation can be obtained based on the dynamics differential equation. thus, the design of cam profile can be carried out based on the tappet displacement curve equation
按照動態設計的動力學修正方法進行設計時,又得先進行氣門升程曲線的設計,利用一定的邊界條件和計算方法得到氣門確定的運動規律,再通過動力學分析,根據建立的動力學微分方程,經過計算得到挺柱的升程曲線方程,至此,就可以根據挺柱的升程曲線進行凸輪輪廓曲線的設計。In the simulation work, one 1. 5kw and one 18kw induction motors ? control system were simulated and two simplified control scheme were proposed. when developing the program in tms320f240 dsp, this paper solved two practical problems : the finite - length effect and dc bias effect. finally, sensorless control system based on adaptive filter theory are tested on the platform of 1. 5kw induction motor, the results show that the scheme ? performance is good
在模擬過程中,針對1 . 5kw和18kw異步電機進行了模擬,並在此基礎上提出兩種簡化控制方式;在tms320f240的具體編程過程中,分別對自適應濾波器的有限字長效應、直流偏置效應等非理想因素進行了修正和補償;最後,在1 . 5kw微型異步電機上進行了轉矩閉環無速度傳感器實驗,實驗結果表明了演算法完全可以達到預期的目標。2 the modification of unsaturated soil if the degree of saturation is between 90 % and 100 %. the soil is called unsaturated soil. in this article, firstly, the author modifies the bulk modulus of water with equivlent modulus, and then anlayses the dynamic character of unsaturated soil using two - phase media motion differential equations
2 、欠飽和土的修正方法通常把飽和度sr在90 100之間的土稱為欠飽和土,本文首先利用等價模量對水的體積模量進行修正,然後利用兩相介質的動力微分方程分析欠飽和土的動力特性。By considering the influence of heat relaxation time and heat relaxation length, fourier law was modified to fit the drastically changing of temperature in micro time and space scale, especially the time and space microscale effects were introducer simultaneity. and relevant conduction differential equations were established through combing the energy conversation law
考慮到熱鬆弛時間和熱鬆弛長度的影響,對在微小時間和空間尺度內溫度劇烈變化的熱傳導問題給出了同時考慮時間和空間微尺度效應的修正的fourier定律,結合能量守恆定律建立了相應的熱傳導微分方程。We select crm without coal as reference ; select semi - dynamic atmosphere to operate machine ; use the method fixing the temperature of hearth and that of sample holders when the analysis begins, which ensures the consistency of heating samples ; adopt the dta curve of " at - t " to analyzing crm heat, which decreases possible influences from the fluctuation of heating velocity ; draw conclusions that crm proportion and granularity influence the analysis little, but not crm moisture and coal species ; advise that there be a warm - up to the crm with much moisture before analysis and a modification to the crm with variable species of coal ; then obtain the feasible operation conditions and operation curve ( together with the curve function )
選用白生料作標樣;選用準動態測定氣氛;採用恆定爐膛溫度( 650 )和固定支持器初始溫度( 60 )的方法,確保了樣品受熱過程的一致性;採用「 t ? ? t (時間) 」 dta曲線分析生料熱,減少了升溫速率的微弱變化對測定結果的可能影響;得出生料配比和細度對差熱儀測定結果影響小、生料水分和煤品種影響大的結論,並提出對大水分生料測定前要進行預熱處理、對不同品種煤的測定結果要進行修正的建議。最終,得到了差熱儀適宜的工況條件和工作曲線(及方程) 。Underlying the assumption that the stock price accords with the model of the stock price fluctuating sources, by comprehensivily applying the stochasitic differential theory and no - arbitriagc thcory, this paper, under the conditions that the risk - free rate r is constant or ito stochasitic process, successively works out the option pricing about the stock price model with that the short - term profit function is piecewise lecture function arid that one with that the short - term profit function is possion jump process, derivats counterpart partial differential equation of option pricing. the outcome states : 1. when the short - term profit function is unusual flunctuating sources bring out a piecewise lecture function, this amendment on the lognormal distribution model does not improve the option price, because this partial differential equation of option pricing is the same one underlying the lognormal distribution model ( see equation 2. 14 )
本文基於股價符合波動源模型的假設,綜合運用隨機微分理論等數學原理和無套利理論等金融理論,依此對短期收益率函數為分段階梯函數和possion跳躍過程的股價波動源模型分別在無風險利率是常數和隨機過程的條件下作了期權定價,推導出了相應的期權定價偏微分方程,結果表明: 1 、由異常波動源帶來的短期收益率函數是分段階梯函數時,這種對股價對數正態分佈模型的修正不能改善期權價格,因為基於這種模型的期權定價偏微分方程與基於股價對數正態分佈模型的期權定價偏微分方程完全相同(見方程2 . 14 ) 。Based on the basic equation, the non - paraxial correction of pulsed beam is obtained by the spectrum analysis technic and the perturbative technic respectively. the result from the above mentioned two technics are compared to each other
基於上述方程,分別用角譜分析法和微擾法得到了脈沖光束的非傍軸修正,並對這兩種方法所得結果進行了比較。Analyzing the physical meaning of y which is the coefficient of bending differentiating equation, the effect of y on stress modification coefficients is considered, when the value of y is more than 1
在分析彈性基礎梁彎曲微分方程中系數物理意義的基礎上,討論了取值范圍不同對應力的影響,並推導了當1時應力修正系數的公式。Based on the general conception of holography, the author analyzes the tourism region with a holographic view of human - nature relationship, and considers, in the core, the origination, development, transformation of tourism region system is a course in which the resources system is transformed to the economic system , to the cultural system, which demonstrates by the structure of tourism region objection system ? ? from the structure of tourism resources to the structure of tourism products , to the structure of the tourism markets , to the structure of tourism industries, and each step of transformation needs the input of anti - entropy from the subjection system ? ? the tourists, the tourism scholars, the tourism enterprising, the tourism media, the government and the local people who urge the region sustainable development. there are six chapters in the dissertation : in the first chapter, on the base of holographic view, the author constructs a holographic space which consists of one - dimensioned time, three - dimensioned space and multi - dimensioned system, which can supply for the study of variety and multi - perspective of tourism region subsystem, meanwhile originationable theory, fractal theory and down - to - the - earth theory are put forward as methodology, what ' s more, the author constructs the paradigm of the tourism region development as the frame of region tourism development. in the second chapter, with a holographic view, some concepts of tourism region system, both objection system and subjection system, are defined again, especially, the conception of tourism, tourist, tourism resources and tourism product, the author considers, it ' s only through information that can explain how the tourism derived and developed, what the tourist demands and utility are, and the relationship between the inner subjection system is regarded as mutuality
本論文結構共分6個部分:第一部分,從全息學的基本觀點出發,構建出由一維時間、三維空間和多維系統組成的全息空間,這為研究旅遊地域各子系統的多樣性和多角度性提供了理論的依託,並將元化思考、分形理論和紮根理論作為旅遊地域開發的主要方法論,構建出旅遊地域全息開發的思維範式,為旅遊地域的開發奠定了堅實的理論框架;第二部分,從全息角度對旅遊地域系統,包括客體系統和主體系統,進行全新的界定,尤其對旅遊活動、旅遊者、旅遊資源及旅遊產品的概念進行全新界定,認為只有從信息角度才能理解旅遊活動產生、發展以及旅遊者的需求和效用,並在旅遊地域開發關繫上提出了互為主體的觀念;第三部分,從空間角度對旅遊地域進行分析,認為旅遊地域是運動的,要素運動形成要素的結構變化,進而推動整個旅遊地域的運動,同時,旅遊地域運動還受到環境系統的制約和影響,筆者還對旅遊地域相互作用關系作了較為深入的研究,認為不同等級間和同等級間旅遊地域相互作用遵循不同的規律;第四部分,通過對旅遊地域周期理論的再認識,詳細分析了影響旅遊周期的因素,並提出旅遊地域全息周期的理想模式是logistic曲線;第五部分,筆者對旅遊地域的開發模式進行了總結,從主體角度提出了4種旅遊地域全息開發模式? ?資源主導型、學者主導型、企業媒體主導型和政府大眾主導型,並從環境系統對旅遊地域開發的影響程度出發,提出2種修正模式? ?微阻礙模式和重阻礙模式;第六部分,以安西縣為例,在全息分析安西縣旅遊地域發展狀況之後,強調旅遊產品的開發與設計是旅遊地域開發的關鍵,並運用全息的觀點對旅遊產品開發進行了實證研究。Aimed at special - purpose robot for hydraulic turbine repair, in this paper each aspect of kinematics for the robot including forward and inverse solution of pose, workspace, forward and inverse jacobian matrix, differential motion, forward and inverse solution of velocity and acceleration are detailed analyzed and computed, and then their programs are given in matlab language
針對水輪機修復專用機器人,對其運動學的各個方面,包括位姿分析正、逆問題,工作空間,正、逆雅可比矩陣,微分運動,速度正、逆問題以及加速度正問題進行了詳細的分析和計算,同時給出基於matlab軟體編制的計算程序。The relationship between periodical fluctuation of the core diameter and srl was analyzed. the method predicting srl using core diameter data fft transform was found. the formula by shadow ' s length and shadow ' s position of two vertical directions to calculate core diameter was found
本文又推導了利用無透鏡測徑系統相互垂直兩方向的影長和影位置信息來計算線芯直徑的公式;並通過計算機模擬程序分析了該公式的誤差,得到將公式誤差降低到10 ~ ( - 2 )微米以下的修正方法。分享友人