指數律 的英文怎麼說

中文拼音 [zhǐshǔ]
指數律 英文
exponential law
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名1 (法律; 規則) law; rule; statute; regulation 2 (律詩的簡稱) short for lüshi 3 (姓氏) a ...
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m、 n的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構m值越高等特徵,提出了改進的基於盒維的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參變化的規,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  2. It can be proved that the laws given before, governing the use of rational exponents, hold for irrational exponents.

    可以證明,上述支配有理用途的規同樣適用於無理
  3. These measurements showed that the electronic heat well below tc was dominated by an exponential dependence.

    這些測量結果表明,在遠低於Tc的溫度下,電子比熱是按變化的。
  4. Taking into account the growth of demand index, and the constraints of production growth, the essay models how resources from multiple sources can be brought together to meet demands, and illustrates the strengths of mobilizable resources and the limitations of other kinds of resources

    通過大量戰爭對資源需求與保障的定性定量分析並考慮物質生產增長規制約,捕捉到需求增長趨勢,構築了多途徑資源組合應對模型,論述了各途徑資源所受制約和可動員資源的優勢。
  5. A specimen which is much thicker than the penetration depth decays exponentially.

    一個比穿深透度厚得多的樣品,按指數律衰減。
  6. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型;通過分析降雨隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻降雨預報的月平均降雨模型;根據最小二乘法,計算出幾種常用水分生產函中的敏感及敏感系,進而得到三江平原適宜採用的水分生產函漠型及模型中敏感的變化規;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  7. On the basis of methods of feedback linearization and compound lyapunov, the author puts forward a sort of robust output track control rule with a regulable parameter. this rule not only guarantees the system exponent output track but also makes the closed loop system have limited states

    基於反饋線性化方法和復合lyapunov方法,作者提出了一種具有可調參的魯棒輸出跟蹤控制,不僅可以保證系統輸出跟蹤,而且閉環系統狀態有界。
  8. Since the legal provision cannot be sued in most cases, the suability of the legal provision actually means that the legal provision could be used as the foundation of the findings made by the court

    該章從可訴性概念的一般性分析入手,認為,可訴性是行為的可訴性,法自身的性質決定了它在大多情況下不可能成為訴訟的對象。
  9. Unweighted means that all the values considered in calculating the index are of equal importance.

    所謂不加權,是對計算所包括的全部值的重要性一平等看待。
  10. Firstly, a new interface roughness scattering model is developed using exponential autocovariance functions. the simulation results show that the electron mobility calculated using the exponential model are in good agreement with the experiment data

    先推導了一種sic反型層表面粗糙散射的模型,研究證明應用此模型能夠更精確地研究sicmos溝道載流子的輸運規
  11. It is indicated in the test that the influence of loading to strain in the grout was about in the range of 5 ~ 6m, and very weak beyond 4m. the distributions of strain and bond stress in the grout are attenuated in the minus exponential rule

    試驗結果表明,加載對錨固段內的應變影響范圍大致在5 6m左右, 4m以外很微弱;錨固段注漿體內的應變與粘結應力分佈按照負衰減。
  12. 3. detailed analyzing the reason for the discrete reaching law to cause system chattering is given and three improved discrete reaching law is developed

    其次,詳細分析了離散趨近抖振產生的原因,給出兩種改進方案,並與其它方法進行了比較。
  13. The results were following : ( l ) generally, all four indices showed the similar variation patterns in species diversity ; ( 2 ) generally speaking, the order of species diversity indices changed with the pattern : shrub layer tree layer herb layers ; ( 3 ) the species diversity of evergreen broadleaved forests was larger than that of warm conifer forests ; ( 4 ) the species diversity of forests in meizi lake area has been affected by human factors

    結果表明: ( 1 )梅子湖森林植被樣地物種多樣性測度的結果,上述4種標總體上表現出相同的變化趨勢。門)總體看來, 14個樣地的物種多樣性在群落不同層次的變化規為:灌木層喬木層草本層。 ( 3 )不同植被類型的物種多樣性特徵是:常綠闊葉林暖性針葉林。
  14. Based on the analysis of the dynamic behavior of nanning bridge by means of spatial finite element models, the nonlinear dynamic time history method is used to conduct the sensitivity analysis of the parameters of viscous dampers ( damping constant c and damping exponent ? ) of the bridge and the laws of influence of the parameters on the seismic response thereof have been obtained

    摘要在來用空間有限元模型對南寧大橋動力特性分析的基礎上,採用非線性動力時程分析方法,對南寧大橋粘滯阻尼器參(阻尼常c 、阻尼? )進行敏感性分析,得出粘滯阻尼器參對南寧大橋地震響應的影響規
  15. Based on the fem program on fracture of plane structure developed by professor fu xiaoling of ho hai university, a two demension damage and fracture finite program package which is programed in fortran 90 language is developed. the paper adopts the plane - eight - nodes isoparameters element and compute the developing law of the damage and macro - damage of plane structure under load. considering the original damage and tension and compression damage at the same time, the paper adopts the more reasonable concrete constitute relation of two demension and exponent function model

    在河海大學符曉陵副教授所編制的平面結構斷裂有限元程序( dl08p4 )基礎之上,本文用fortran90語言編制的二維損傷-斷裂有限元程序包,程序採用平面八結點等參單元分析計算平面結構在外荷載作用下損傷及宏觀裂縫的發展規,考慮了混凝土結構體內存在著初始損傷和同時存在的拉、壓損傷,並且採用更為合理的具有損傷含義的混凝土二維本構關系(即正交異性損傷模型中的本構方程)和模型建立的並可進行拉、壓損傷可比性換算的損傷演變方程,較為真實地反映了實際情況。
  16. These measurements showed that the electronic heat well below tc was dominated by an exponential dependence

    這些測量結果表明,在遠低於tc的溫度下,電子比熱是按變化的。
  17. Power laws for various precipitation - dislocation interactions are derived, and used to develop the cutting - to - bowing transition. coherent vs. incoherent interfaces are discussed in terms of strengthening

    將推導各種析出差排間交互作用之指數律,並用以發展(剪斷-環繞轉換。整合與非整合型界面則由強化的方向進行探討。
  18. According to the wind speed distribution function with exponential rule, the difference value is accurately calculated between the actual wind power produced through the rotor swept area and the wind power produced by taking wind speed at the rotor centre as the design wind speed, and the power increment is obtained

    摘要根據指數律的風速分佈函,對風輪掃掠面積上的實際風功率與以風輪中心風速為設計風速產生的風功率的差值做精確計算,得到了風功率的增量。
  19. In this thesis, we assumes the mont carlo method to simulate the antielectric materials based on the ising model and achieves expected results of scaling behavior between the area of the double loop and the frequency of imposed fields

    本文首先使用蒙特卡羅方法研究了反鐵電的標度行為,得到了面積與頻率及振幅的標度關系,在低頻區,面積與頻率呈嚴格的2 / 3次方指數律
  20. 4. the smooth condition for discrete series is studied, and some mistakes about the white exponential law is pointed out. the author proposes the modified condition of white exponential law which makes the data to apply the gm model

    4 ?研究了灰色系統理論中的關于離散列的「光滑性條件」 ,出其原寺有的「白指數律條件」的局限性,提出了新的修正型白指數律的條件,從而為據應用灰色系統模型提供了檢驗方法。
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