生長數學式 的英文怎麼說

中文拼音 [shēngzhǎngshǔxuéshì]
生長數學式 英文
mathematical description of growth
  • 生 : Ⅰ動詞1 （生育; 生殖） give birth to; bear 2 （出生） be born 3 （生長） grow 4 （生存; 活） live;...
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 生長 : grow; grow up; ascent; merisis; build up; auxesis; increment; overgrowth; gain; burgeon; bourgeon...
  • 數學 : mathematics
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  2. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  3. Then the structure unit of hexangular lattice is found according to the principle of invariable symmetry. renormalization transformation is processed when we regard the structure unit and the growth model as graphs before and after transformation respectively. after choosing the 11 thermodynamic function fugacity as parameter, we can write out the partition functions before and after transformation and the formula of renormalization transformation

    然後根據對稱性不變的原則，從整體晶格中選取結構單元，把結構單元和生長模型分別作為重整化變換前、后的圖形來進行重整化變換，選取熱力學函數易逸度為參量，寫出了重整化變換前後的配分函數和重整化變換關系式，求出了這一變換的不動點。
  4. Abstract : events contributing to the establishment of statistics the science of data and its chemical branch are epitomized. as the new chemical branch named chemometrics or chemstatistics has been disputed in the circles of chemistry for a long time, reasons for adopting chemstatistics are given, which is defined as the science of gathering or generating, describing, summarizing and interpreting the data concerned to acquire new chemical knowledge or information. the fact that many traditional statistical methods, such as significance tests, analysis of variance, regression and correlation, and some others not usually considered statistical, such as model building, monte carlo method, fourier transformation, artificial nerval networks and pattern recognition, each contains one or more of the five connotations of statistics is expounded. the regular pattern that a chemstatistician grows up is approached. the urgent task is to include chemstatistics in the undergraduate or graduate curriculum of chemistry specialty. the goal of the project is to nurture chemists who know statistics

    文摘:本文追溯了統計學發展、建立中的大事，陳述了它的定義及其化學分支發展、建立的梗概；鑒于化學界對該新興化學分支學科的名稱長期存在爭議，提出了以化學統計學而不以化學計量學為該學科名稱的理由，把化學統計學定義為一個研究有關數據的收集或產生、描述、分析、綜合和解釋，以獲得新化學知識或信息的學科；闡明了許多公認屬于統計學的方法，如顯著性檢驗、方差分析、回歸和相關，以及一些尚未認定屬于統計學的方法，如模型建立、蒙特卡羅方法、傅立葉變換和人工神經網路，都含有統計學5個內涵中的一個或多個；探討了化學統計學家成長的模式，認為當務之急是把化學統計學納入化學專業的教學計劃，以培養懂統計學的化學家。
  5. For real complex industrial process plants with long time delay, nonlinear, multi - disturbance, and strong coupling, it is hard to develop practical mathematical models, and the complex plants are difficult to control automatically

    摘要連續碳酸化分解的生產過程式控制制復雜，具有長流程、大滯后、非線性、強干擾、強耦合的特性，對其難以建立精確描述的數學模型。
  6. In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor

    針對當前黑土利用現狀，本文借鑒眾多學者的研究方法和觀點，在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地，在玉米區進行了不同數量的施肥，通過野外試驗，採集一年自然降雨產流及泥沙樣品，同時採集降雨前後的耕層土壤樣品，研究了黑土區地表徑流對氮磷養分特徵及肥力退化的影響，結果表明：土壤侵蝕和氮磷的流失受諸多因素的影響，降雨量、降雨強度是重要因子，而降雨強度是影響農田地表徑流養分流失的最重要的氣象因子，特別是暴雨，暴雨徑流中氮磷濃度較平時高得多；隨作物生長，覆蓋度逐漸增加以及不同利用方式下表現的覆蓋度差異，氮磷流失都表現為顯著的差異。
  7. A mathematical model for the particles layering growth is developed based on the mechanism of layering growth and law of conservation of mass. a formula for calculating the particle diameter was also deduced

    依據顆粒層式成長機理，根據物質守恆原理建立了顆粒層式生長的數學模型，提出了粒徑長大的計算式。
  8. With the thermodynamic theories and techniques, it is relatively easy to determine the phase equilibrium data with enough accuracy, however there still exist much more difficulties in crystallization kinetics study even for a simple binary system. that is the reason that nucleation and crystal growth rate are generally represented in form of the empirical expressions. the crystallization kinetic is important for crystallizer design, process control and optimization, and it is strongly depended upon the accurate characterization of process information concerning with multiphase flows and the further disclose of its mechanisms with suitable mathematical models

    熱力學理論和方法已足以獲得準確的相平衡關系；然而即使對于簡單的二元物系的結晶過程，晶核形成和晶體生長動力學的研究仍面臨許多困難，通常採用經驗模型表述，而動力學參數的準確性和可靠性是結晶器放大設計、過程式控制制與優化的關鍵，因此多相流信息的準確表徵、結晶機理的進一步揭示及建立起與之相適應的數學模型有著十分重要的學術研究和實際應用價值。
  9. In this part, the first work is pretreatment of a numerical model, including creating calculating grids automatically, improvement of the linear boundary technique and so on. the second work is to estimate the siltation of a basin or channel by liu ' s equation. the third work is to build an edbms ( engineering data base management system ) for the result of mathematical model

    其中主要的工作是：其中主要的工作一是數學模型的前處理，計算網格自動生成，線邊界法的優化；二是應用劉家駒公式在長江口深水航道治理工程地理信息系統的支持下實現港池、航槽開挖的實時回淤估算；三是將計算成果形成gis管理和支持下的工程數據庫系統（ engineeringdatabasemanagementsystem ） ，同時嘗試解決時間序列數據如地形沖淤變化，潮位、流速過程的分析、查詢和顯示問題，並實現實時、互動的動態演示及三維可視化。
  10. It is necessary to optimize and perfect mathematics structures in mid - school mathematics teaching. viewing from general process, mathematics study is a process in which new learning contents and original mathematics structures act on each other and a new structure is then formed. viewing from meaningful study theory, any knowledge that students have learned is not fragmentary or isolated but constitute knowledge structures and build mutual relations between knowledges ; viewing from information - processing theory, we can improve our memorizing ability of working, if we can organize necessary information into " group lump " reasonably and effectively in the form of " structure " and concentrate more information into a new " group lump ". perfecting cognitiopn structures is an effective way in which our thinking can be suited to huge and long - term memorizing ; viewing from the theory of establshment, mathematics study means that subjects are forming a net - frame between new knowledge and all other factors so as to obtain new knowledge

    中學數學課堂教學中優化和完善學生的數學認知結構的必要性，從數學學習的一般過程看，數學學習就是新的學習內容與學生原有的數學認知結構相互作用，形成新的數學認知結構的過程；從有意義學習理論看，學生所學的任何知識，都不是零碎的、彼此孤立的，而應按知識之間的關系，通過不同層次來構成知識的結構，建立知識之間的相互聯系；從信息加工理論看，如果人們採用「結構」的形式合理有效地組織必要的信息，成為「組塊」 ，可以讓更多的信息濃縮進不多的組塊，從而擴大工作記憶能力，而完善認知結構是使人的思維適應龐大的長期記憶的一種有效方法；從建構主義理論看，數學學習是指主體在把新知識與多方面的各種因素建立聯系的過程中，建構新知識與各方面因素間的網路構架，從而獲得新知識的意義。
  11. The main research content of the article is involved as follows : ( 1 ) the research and discussion of the quantitative metallographic analysis methods and the measuring methods of micro hardness. ( 2 ) the application of digital image technique in metallographic image preprocess such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. the application of the wavelet and multi - resolution analysis in metallographic image procession to improve the measuring accuracy and efficiency. the application of the region growth and mathematical morphology in analyzing image parameters to improve the flexibility and exaction

    本文的主要研究內容： （ 1 ）定量金相分析和顯微硬度測量的方法研究； （ 2 ）利用數字圖像處理技術，實現金相圖像的灰度轉換、二值化、噪音消除、膨脹收縮、圖像增強、邊緣提取等預處理；引入小波理論、基於數學形態學的區域生長法對采樣圖像進行分析，實現了對採集圖像邊緣的有效提取，從而提高了測量精度； （ 3 ）開發了金相圖像分析系統的主體結構（硬體結構和軟體結構） ； （ 4 ）採用windows開發平臺的面向對象程序設計語言microsoftvisualc + +進行系統的模塊化設計； （ 5 ）提出了採用多模式的知識表示方法建立知識庫，應用正反推理、模糊數學模型、基於規則的模式匹配模型建立金相分析專家系統。
  12. Amathematical model used by the team confirms that, given pygmy lifeexpectancies, their growth and reproduction patterns have indeed been optimisedby natural selection

    小組使用的一個數學模型印證了這一點，盡管自然選擇已經優化侏儒的平均壽命、生長和生殖的模式。
  13. A mathematic model is established by adopting orthogonal polynomial regression method to study the effects of temperature on hypha growth rate, development, and stroma differentiation, growth, and yield of cordyceps militaris

    為了實現蛹蟲草的工廠化生產，採用正交多項式回歸分析法構建數學模型，揭示了溫度對蛹蟲草菌絲生長速率、菌絲長勢、菌絲轉色、子座分化、子座生長及產量的影響規律。
  14. With the arrival of the post - genome era and recent development of new, high - throughput technologies to mine data in biology, vast amounts of sequence data are flooding the dna and protein databases so rapidly that there is a strong need for efficient as well as effective computational tools to handle these data

    隨著后基因組時代的到來以及一些新的高通量信息提取技術的開發， dna和蛋白質序列數據庫中的信息量以爆炸式增長。生命科學研究已經進入了深深依賴計算機和網路的時代。在所有的計算機工具中，多序列對齊占據核心地位。
  15. Further, in light of the mathematic functions among price, efficiency and equity, the effects / impacts of water pricing methodologies on efficiency and equity in water resources reallocation have been analyzed, the results are that different pricing methods have distinguish impacts on efficiency for water resources uses while they have few impacts on equity for incomes due to reallocation of water resources. fourthly, because the regional water resources have some features of river basin, an integrated water resources management ( iwrm ) has been suggested for the efficient management of regional water resources, where the basic criteria and intensions of iwrm have been analyzed. in order to the iwrm for regional water resources, the enabling environments, the institutional roles and the management instruments will be needed

    再根據交易中的水價與效率及公平性關系的數學模型，分析不同的水價制定方法對水資源再分配（水權交易）的效率與公平性影響，提出的不同的定價方法對水資源使用效率有顯著影響，而對公平性基本沒有影響；針對區域水資源具有流域特徵的實際情況，提出了區域水資源綜合管理（ iwrm ）的模式，分析了iwrm的基本原則和包含的內容，進行了為實施iwrm的關鍵措施和體制安排，要實現區域水資源的綜合管理就必須具有寬松的環境、充分發揮管理機構的作用和靈活運用先進的管理手段；根據區域水資源的特點和可持續利用原則，進行了區域張仁田:區域水資源可持續利用研究水資源開發利用戰略方針的研究，按照制定的19項戰略方針，對一特定的區域進行了不同水用戶水資源需水量的中、長期預測，其中包括生態環境需水量，並採用iqqm模型進行供需平衡分析，提出在工程設施保證、技術措施和體制及法律保障到位的情況下，遠期能夠實現供需平衡。
  16. Whether a clinical researcher comparing computed axial tomography scans or a field ecologist performing bay and estuary simulations, a convergence of technologies has given researchers of all disciplines the ability to acquire and examine exponentially increasing amounts of data

    不管是醫學研究人員進行cat （ comparing computed axial tomography ）掃描，還是生態學家進行河流的模擬，有很多技術為各種領域中的研究人員提供了可以獲取並利用以指數形式增長的數據的能力。
  17. Because the water resources are affect by enforcing element and constraining elelment together in the exploration and utilization logistic curve is used similarly to relate the increasing process of low flow carrying capacity and describe expressional forms of low flow in diffrernt stages

    由於水資源在開發利用中，受到增強因子和約束因子的共同作用，所以近似地用生態學中logistic曲線來描述枯水資源承載力的增長過程，同時用不同的數學模型表達枯水資源承載力在不同階段的表現形式。
  18. The main features of informal communities at junior high school at rural district are : ( 1 ) forming reason, not only space distance, ability attraction, interests, personalities which are found in the early researches, but also economic condition of the families, living environment ( counties and country sides ), original foundation of relationships ; ( 2 ) the qualities students choose when they look for their partners are positive, healthy, and are basically consistent with their parents " expectations ; ( 3 ) contents of activities, not only study, chat, travel and play, interesting actions, but also doing some rural work to help adults ; ( 4 ) nature, most of the communities " behaviors seldom break disciplines and laws and they seldom have leaders who have obvious position and influence ; ( 5 ) we can consider the students informal communities which are based on interests and hobbies as advantageous condition in the management of class, it ' s difficult to manage the students communities which are drafted apart from class

    2 、貧困地區農村初中學生非正式群體的主要特點是： （ 1 ）形成原因上，除以往研究中發現的空間距離、能力吸引、興趣、性格以外，還包括家庭經濟條件、生活環境（鄉鎮和山村） 、原來關系基礎等因素； （ 2 ）學生選擇夥伴時所趨同的品質都是積極上進的、健康的，並基本與家長的期望相一致； （ 3 ）在活動內容方面，除一起學習、閑聊、遊玩、興趣活動以外，還有幫助大人干農活； （ 4 ）大多數學生群體較少有違紀或違法行為，群體中具備明顯地位和影響力的自然頭領較少； （ 5 ）以興趣愛好為基礎結成的學生非正式群體在班級管理中可作為有利條件，與班級關系疏遠的學生非正式群體是班級管理中的難題。
  19. The square of 9 is an instrument which calculates the mathematical measure of the growth of a form from a germination point, and correlates the motion or growth of that form with the astronomical and astrological influences governing it, allowing the analyst to read the stages of and influences upon the development of the stupa, lotus, form or market

    9方圖是一個工具，計算從一個特有的萌芽點狀態形成生長的數學度量，使得由這個起點產生的特有的運動和成長形式與天文和占星的影響和控制與調節作用力產生關聯，這樣可以使得分析家可以讀取到宇宙發展運動的進程和影響狀態。
  20. The studies of crystallization kinetics of the composites indicated that isothermal and non - isothermal crystallization behaviors could be described by avrami equation, and the avrami exponents were between 2 and 3. so it could be concluded that the mode of crystallization growth was mainly three dimensions spherulity and two dimensions dish

    通過對復合材料結晶動力學研究表明：復合材料等溫及非等溫結晶行為均可用avrami方程來描述， avrami指數n約在2 3之間，從而推測體系中晶體生長方式以球晶三維和盤狀二維生長為主。
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