exponential relation 中文意思是什麼

exponential relation 解釋
指數關系
  • exponential : adj 指數的,冪的。 exponential curve 指數曲線。 exponential function 指數函數。 exponential sum ...
  • relation : n 1 說話,敘述,報告;故事。2 關系,聯系;〈pl 〉(利害)關系,交情;〈pl 〉國際關系。3 親戚關系...
  1. Compared with the conventional methods, assembly planning sequence based on polychromatic sets excludes the unreasonable assembly sequences in advance to avoid the exponential explosion due to the expansion of constrain relation

    與傳統的裝配序列規劃方法相比,基於多色集合理論的裝配序列規劃方法通過裝配約束關系方程,提前排除了不合理的裝配序列,因此避免了由約束信息膨脹產生的組合爆炸。
  2. ( 3 ) there is a relation approximate to exponential function between particle size and jumpiness of light scattering energy

    ( 3 )經初步擬合,粒徑和散射光能量跳動量之間有指數函數的關系。
  3. Two relation models between the drill footage and proved reserves are introduced : gompertz model and exponential model

    摘要為估算油氣探明儲量,介紹了探井進尺和探明儲量間的2種統計模型:龔帕茲模型和指數模型。
  4. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參數, dc值可以同時反映顆粒濃度和比表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  5. This forecast model shows that there exists exponential relation between the drilling cost and the footage and the cycle respectively

    該預測模型表明鉆井成本與鉆井進尺和鉆井周期呈指數關系。
  6. Time, the paper studies rheology of rockfillwith yin zongze model, of two yield surface and rheological relation of negative exponential, and some formulas are obtained it is difficult to determine the rheological parameters, of rock fills through laboratory test for the limited specimen, dimension, short duration and particle, constituents

    本文採用殷宗澤雙屈服面模型與堆石流變的負指數變化關系式,研究堆石的應力與流變關系,並推導了相應公式。在流變參數確定方面,由於室內試驗的試樣尺寸、時間比尺和顆粒破碎很難模擬現場條件,根據室內試驗直接確定堆石的流變參數是困難的。
  7. By taking the economic relation between drilling workload and drilling speed as a basis, an exponential analysis method is adopted from practical angle and the factors influencing drilling workload and drilling speed are overall analyzed in the paper, which is of important significance for raising drilling speed and decreasing drilling time

    文章以鉆井工作量和鉆井速度的經濟關系為基礎,從實用的角度出發,採用指數分析的方法,對影響鉆井工作量及鉆井速度的因素作了全面的分析,對提高鉆探公司鉆井時間和鉆井速度具有重要的參考價值。
  8. Besides, the result of experimental study also indicates that the relationship between the forward speed of operation on the field of sandy soil and the draft appears exponential relation

    試驗研究表明在砂質壤土中鏟刀作業速度與牽引阻力成指數關系。
  9. Effect of steel pit on the mechanical property was discussed in succession. numerical results show that exponential relation exists between the yield strength and depth of corrosion pit. the work in this part is the theoretical foundation on the study in modeling of constitutive behavior of the corroded concrete and rusty rebar

    基於微觀腐蝕機理分析了硫酸鹽介質對混凝土的膨脹性腐蝕作用,從理論上研究了由於膨脹作用引起混凝土內部產生的膨脹應力;討論了鋼筋表面銹蝕坑對鋼筋力學性能的影響,建立了鋼筋屈服強度與蝕坑深度之間的關系;為受腐蝕混凝土和銹蝕鋼筋本構關系的建立提供了一定的理論基礎。
  10. Based on a series of tests and investigations, this paper draws some conclusions as following by processing and analyzing the test data. the minimum icing flashover voltage of composite insulators decreases with the increase of ice amount, and the tendency of it accords with exponential function. however, the relation of the minimum icing flashover voltage with icing water conductivity accords with power function

    通過大量的試驗研究工作,對試驗數據進行擬合和分析處理,得到了如下結論: 1 )合成絕緣子最低冰閃電壓隨覆冰重量的增加而降低,且其下降趨勢符合指數函數規律,與覆冰水電導率的關系符合冪函數規律。
  11. After computing grade, through statistic, we found flow - off deepnees and grade had exponential relation

    在計算了坡度的基礎上,經過統計發現,徑流深與坡度存在指數關系。
  12. Pressure discharge relation of the simple orifice is exponential in air and soil. the flow regime of simple emitter is situated between laminar and turbulent

    簡易地下滴灌灌水器流量壓力關系在空氣和土壤介質中都呈現較好的冪函數關系,其流態介於層流和紊流之間。
  13. Based on the damage evolution formation depicted by kachanov of brittle materials in unitary stress state, in this dissertation, the constitutive equation of nonlinear damage material is given, macroscopically, on the assumption that damage variable is exponential relation to strain, d = ( gy i k ) ", where g is the shear module, k is the damage module and the y is the effective strain, d is damage variable and n is hardening exponent

    在kachanov描述的一維應力狀態下的脆性材料的損傷演化模型的基礎上,文中給出非線性損傷材料的本構方程,唯象地假設損傷變量與應變成冪次關系, d ~ * = ( g / k ) ~ n ,其中g為剪切模量, k為損傷模量,為有效應變因子, d為損傷變量, n為硬化指數。
  14. 2. by regression analysis, we can get the relation between rainfall intensity and the loss modulus of organic matter, total nitrogen and the available nitrogen is exponential function by slope the same as cultivation measure. and the relation between slope gradient and the loss modulus of them is power function

    經回歸分析,可得到坡度和耕作措施相同時,雨強與有機質、全氮和堿解氮的流失模數之間呈較好的指數函數關系;當耕作措施相同、雨強接近時,有機質、全氮和堿解氮的流失模數與坡度之間呈較好的冪函數關系。
  15. S - eeing that the analysis process is loaded down with trivial details an $ is difficulty extended in multivariate case. however, taking advantage of relation between multivariate failure rate and distribution density function built by the author and endowing conditional failure rates with reasonable value joint with the fatal shock meaning, we easily obtain three - dimensional and even n - dimensional exponential distribution

    鑒于該方法分析過程繁瑣,難于得到高維情形。本文另闢蹊徑,利用建立的條件失效率與多維壽命分佈之間關系,並結合致命沖擊含義賦予條件失效率合理的值,得到三維乃至一般的n維指數分佈。
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