differential distribution 中文意思是什麼

differential distribution 解釋
微分分佈
  • differential : adj 1 差別的,區別的;特定的。2 【數學】微分的。3 【物、機】差動的,差速的,差示的。n 1 (鐵路不...
  • distribution : n 1 分配,分發,配給;分配裝置[系統];配給品;配給量;【經濟學】配給方法,配給過程;分紅;【法律...
  1. The paper discusses differential marketing strategy from 4p theory, protesting that the corporation uses different product, brand, price, promotion policy, promotion method and marketing distribution to satisfy culturist, emphasizing relation marketing, avoiding the conflict of distribution and advancing customer value. the terminal of the paper is to explain the shortage of the paper and demonstrate the research direction for the future

    差異化營銷策略從產品、定價、渠道和促銷等方面展開論述,主張公司用不同的產品品種、產品品牌、定價標準、促銷政策、促銷方式和銷售渠道等服務于細分市場,滿足養殖戶的不同購買偏好,並始終強調關系營銷導向,謀求與養殖戶和經銷商建立長期關系,減少渠道沖突,提升顧客價值。
  2. This paper uses for reference with an example of frame - shear wall structure and studies the conceptual design and method for optimizationof structural system. through establishing frame - shear wall structure unisonous differential eguation and finding a result, the side shifting curve, moment and shear force distribution curve are obtained under inverted triangle load action on the frame - shear wall structure. after analyzing and comparing, the range of best rigid characteristics for such structure has be gotten

    本文結合框架-剪力墻實例,研討了結構體系的概念設計和整體優化方法。通過建立框-剪結構協同工作的微分方程及求解,得出框-剪結構在倒三角形荷載作用下的側移曲線、彎矩、剪力分佈曲線,經分析對比,得出框-剪結構最佳剛度特徵值區間。
  3. This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field

    本文從系統理論出發研究油氣動態系統基本統計規律,結合油氣動態系統的一般特點,結構特點,兼顧油田開發規劃設計的要求,利用功能模擬原理(含神經網路方法、微分模擬方法) ,依據油田歷史數據,建立了油田開發動態指標間的輸入輸出關聯關系,並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測,同時利用最優化原理,在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化模型」 ,這些優化模型包括:產量構成優化模型(解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題) ;措施產量結構優化模型(解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題) ;產量分配優化模型(將油田的產量最優地分配到各採油廠)以及油田綜合開發規劃模型。
  4. Abstract : the distribution of cooling air which is in the grille - brick of the inner combustion hot air stove has been simulated with three dimension turbulent mathematical model so as to find a method which is used to improve the distribution of cooling air in hot air stove. the influence of differential horizontal plates on the distribution of cooling air is discussed. the results show that original big circle round field of flow in the pillar - cavity is changed into full one - way field of flow and edges gas flow, at the same time, is increased by horizontal plates. there is a different function with horizontal plates and vertical plates. to make the uniform distribution of cooling air in the hot air stove, it is necessary that horizontal plates and vertical plates are used in a combined way

    文摘:應用紊流三維數學模型模擬內燃式熱風爐內冷風在格子磚柱中的分佈,尋求改善其分佈的途徑.討論了加設不同布置的水平導流板對氣流分佈的影響.模擬結果表明,在支柱空腔內加設水平導流板改變了原有大迴旋流場,使迴旋流變成大面積的單向流.通過在支柱空腔內加設水平導流板可以發展邊緣氣流,這恰好與加設豎直導流板的作用相反,水平導流板和豎直導流板的結合使用有望實現冷風在格子磚柱中的均勻分佈
  5. In this thesis, we demonstrate the study of si - based light emitting materials and its importance in si - based photonics integration. we discussed mainly the gain, differential gain, threshold current of si - based quantum - dot laser and the dependence of threshold current on temperature from discrete energy level of three - dimension confined quantum - dot and state density distribution of 5 - function

    本文闡述了si基光發射材料的研究進展及它在硅基光電子集成中的重要地位,從三維受限量子點的分立能級和函數狀的態密度分佈入手,著重討論了si基量子點激光器的增益、微分增益、閾值電流及閾值電流的溫度特性。
  6. The interior temperature distribution and ablation model of projectile wing is established from general transmitting heat differential equation ; at the same time, the heat flow density and pressure distribution model of projectile wing is also established

    從一般形式的導熱微分方程出發,逐步建立了彈翼內部溫度分佈和燒蝕的數學計算模型;與此同時,建立了彈翼表面的熱流密度和壓力分佈的數學模型。
  7. As we all know, the comparison and separation theory of zeros distribution for second order homogeneous linear differential equations established by g. sturm lays a foundation of oscillation theory for differential equations

    眾所周知,由g . sturm建立的齊次二階線性微分方程零點分佈的比較理論和分離理論為微分方程振動性理論的研究奠定了基礎。
  8. Based on rain drop size distribution ( dsd ) data measured in qingdao, guangzhou and xinxiang, the radar reflectivity factor z for spherical rain drops, the radar reflectivity factor zh and differential reflectivity zdr for oblate ellipsoid rain drops have been calculated. the relation of reflectivity and rainfall rate for conventional meteorological radar and the relation of reflectivity, differential reflectivity and rainfall rate for multiparameter radar are regressed, the performance difference of two kinds of radar for measuring rainfall and difference for measuring rainfall in different regions are also discussed

    基於我國青島、廣州和新鄉地區雨滴尺寸分佈數據,計算了球形雨滴雷達反射因子,橢球形雨滴雷達水平極化反射因子和差分反射率,回歸給出了這些地區的常規氣象雷達反射因子與降雨率的經驗關系和多參數雷達水下極化雷達反射因子、差分反射率和降雨率關系,並對其測雨精度和地區差異進行了比較。
  9. An important issue is that the dry bulk and shear modulus of sandstone are tightly correlated in a simple relationship with distribution of porosity, mineral composition, clay content, cementation, and differential pressure

    砂巖的乾燥體變模量和剪切模量與孔隙度分佈、礦物成分、粘土含量、膠結度和差壓的關系是嚴格相關的,這一點非常重要。
  10. The regional deformation anomaly of medium - term phase ( 1 ~ 3 years or more ) before strong earthquake occurrence usually shows three aspects of common characteristics : for regional vertical deformation, it shows distribution features of anomalous uplift area and concentration belt - high gradient belt of vertical differential deformation ( some of them reflect distribution of four quadrants ) related to tectonics ; for horizontal movement, it shows features of centralized high strain area ( or zone ) of domination shear deformation related to active blocks and faults ; it shows common features of regional vertical deformation anomaly area and high strain distribution area of horizontal deformation

    摘要強震前中期階段( 1 ~ 3年或稍長)區域性形變異常往往表現出3個方面的共性特徵:區域垂直運動變形呈現與構造有關的異常隆起區、垂直差異變形高梯度帶(有的還呈「四象限」 )分佈特徵;水準運動變形呈現與活動地塊及斷裂構造有關的、以剪切變形?主的高應變集中區(帶)特徵;區域性垂直形變異常區與水準形變的高應變分佈區共性的特徵。
  11. The moment distribution principle of differential with regard to condition of frictinal moment of partial gear

    考慮半軸齒輪摩擦力矩條件下的差速器轉矩分配原理
  12. All cross sections of neutron induced reaction, elastic scattering angular distribution, neutron energy spectrum and double differential cross sections were calculated by using optical model and the semi - classical model of multi - step nuclear reaction processes based on the hauser - feshbach and exciton model in the energy region up to 20mev

    應用光學模型和以復合核平衡態理論( hauser ? feshbach理論)及激子模型為基礎的核反應多步過程的半經典理論,計算了當中子入射能量低於20mev時n + ~ ( 112120 ) sn反應的所有中子入射截面、彈性散射角分佈、出射中子能譜以及出射中子雙微分截面。
  13. The study of the effect of the momentun distribution of target nucleons on the scdw calculation is performed, which shows that the larger nucleon momentum compenents affect the double differential cross sections at backward and forward angles, while smaller nucleon momentum compenents affect the cross sections near the qes angle

    本文還分析了核子動量分佈對scdw模型雙微分截面計算的影響,發現大動量的核子成分的增加會導致截面計算值在大角度區域和極小角度區域的增大;小動量核子成分的減小會導致截面計算值在準彈性散射角附近的減小。
  14. By taking l - s transform, we get the differential equation satisfied by the l - s transform of e ( u ) we also consider the special case in which 6 = 0 is assumed, and get an explicit expression of l - s transform in chapter three, we mainly consider the distribution of the surplus immediately before ruin

    通過對e _ ( u )進行l - s變換,我們還進一步求出了l - s變換所滿足的微分方程最後考慮了0這種特殊情況,得到了l - s變換所滿足的一個顯式表達式;一夕舊d卜lz二氣宦、凰lj一一一一一屍2
  15. The mainly objective includes two parts : one is to develop the mathematical m odel t o study t he flow m echanism o f 1 iquid i n t he b ed of tbr, and the other is to study the technology and device to distribute the liquid uniformly. in the first part, some theoretical models were established to simulate the distribution of flow rate of liquid, such as discrete model, differential calculus model and stochastic model. but these models are difficult to calculate or ca n ' t lead to good results

    在理論模型方面,前人提出了離散模型、微分模型和隨機模型等來模擬液體的徑向和軸向流率分佈,但仍然存在許多問題,往往計算工作量大且常偏離實際情況,本文作者在導師的指導下,參照前人的研究成果,在滴流床的流率分佈中採用了狀態離散、時間離散的markov過程描述了滴流床的流率分佈,結果與實驗值吻合較好。
  16. Based on the study of strength degradation of material in the fatigue process, a strength degradation model is proposed. a stochastic differential equation, which controls strength degradation, is obtained from the model randomized by markov process. by using the theory of stochastic, the distributions of residual strength at any given lifetime and lifetime of any given residual strength are attained. under a few suitable hypotheses, inverse gaussian distribution of fatigue life is derived, and verified by means of experimental data. the result shows that the model and the method are reasonable

    在研究疲勞過程中材料強度退化規律的基礎上,建立了一個強度退化模型.對其進行隨機化處理,得到控制強度退化過程的隨機微分方程.在一定假設條件下,獲得了剩餘強度概率密度函數的封閉解,並推導出疲勞壽命的反高斯分佈形式.給出一種考慮損傷狀態對隨機漲落影響的近似處理方法.與試驗數據的比較結果表明,本文的模型和方法是合理的
  17. In queueing theory, the research on gi / g / l queue have been continued for decades of years. by the end of last century, the integral representation of its transient distribution of the queue length has been obtained. in this integral representation, the integrated term can be determined recursively by a system of kolmogorov differential equation

    在排隊理論中,關于gi / g / 1排隊系統的研究,延續了幾十年,直至上個世紀末,方得到了它的瞬時隊長分佈的積分表示,在這個積分表示中,其被積項可以由一組柯爾莫洛夫偏微分方程遞歸地確定。
  18. Analysis of differential distribution and contributing factors of henan shuyuan in qing dynasty

    清代河南書院的分佈級差與成因分析
  19. America ' s financial adjustment measurements of adjusting income distribution differential and enlightenment

    美國調節收入分配差距的財政措施及啟示
  20. At the same time, the mathematical models of the electric field and the flow field distribution were established from the theory of electrostatic enhancement of heat transfer. employed finite differential method and over - relaxation iteration method, according to certain boundary conditions in the wire - plate electrode space, the electric field and the flow field in the wire - plate space were numerically simulated under different initial velocities of r11 stream and different magnitudes of applied voltage. the calculation results agreed with theoretical analysis satisfactorily

    同時從靜電強化換熱理論出發,建立了表徵線板電極間的電場和流場分佈的數學模型,並根據線-板電極間的邊界條件,利用有限差分法和超鬆弛迭代法,分別就不同氣流初速度和不同外施電壓的情況下,對線-板空間的電場和流場進行了數值模擬,計算結果與理論分析基本一致。
分享友人