指數方程 的英文怎麼說

中文拼音 [zhǐshǔfāngchéng]
指數方程 英文
exponent equation
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • 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律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律,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. Static mathematic model of drum accommodation and control is presented, and instruction model control strategy of sample intervals is presented based on differences between characteristic equations of lifting frame and characteristic equations of top and bottom board change among the sampling spots, the rules of this method are few, simple, easy to operate and meet controlling demands

    給出了滾筒調控靜態學模型,並根據調高機構的調控特徵與采樣點間頂底板變化特徵的差異,給出了在其采樣區間內的令式控制策略,其法的規則條日少、簡單易運算、符合實際控制要求。
  3. Results : all the five indexes ( dental attrition, contact area, the index of dentine marrow cavity, the thickness of cementum of root, the diaphaneity of dentine of root ) revealed a highly interrelated relationship with age. regression height was significant when the multiple regression equation, which was formulated with these five indexes and age and used to judge the age was statistically analyzed

    結果:牙齒的磨耗、接觸區面積、牙本質髓室、根尖牙骨質的厚度、根尖牙本質透明均反映出與年齡高度相關關系,用這5個標與年齡所建立的判別年齡的多元回歸經統計學分析,回歸高度顯著。
  4. By analyzing the production test data, we get the index production equation, bi nomial production, production degression equation and the single well control reserve

    通過分析該區的試采井資料,得到了式產能、二項式產能及油井產能遞減,同時計算了單井控制可采儲量。
  5. Research area is characteristic of heterosphere obviously, which mainly manifests that distribution, thichness and extent of delelopping of sand body is not symmetrical. difference of transverse permeating rate is more 10 times than longitudinal permeating rate. the research indicates : the principle productive formation at this area is the member of h8x, h8s on the lower hezi formation that are good reservoir

    研究區儲層非均質性明顯,主要表現為砂體分佈不均勻、厚度不均,發育度不一,滲透率縱橫向差異均在10倍以上等;儲層發育較好的層段是山西組山1段,是本區的主要產層;神經網路技術對于儲層物性參的預測是一種比較有效的法;儲層綜合評價對于儲層的評價具有一定的理論和現實意義。
  6. Abstract : this paper probes into the problems that whether or not the measure of composite price index is the composite variation degree of the price, whether or not the averages ' price index is the average number of individual indexes statistically, and whether or not the indicial testing theory possesses the theoretical significance

    文摘:就綜合價格測度是否是價格綜合變動度,平均價格是否是統計意義上的個體的平均檢驗理論是否具有理論上的意義面的問題進行了探討研究。
  7. This paper use the ncep / ncar day - to - day reanalysis data of 500hpa high field and so on, choose ural mountain, baikal, okhotsk as the key district, the mid - high latitude of eurasia circulation courses that have long duration ( scale of time is middle, namely during 10 - 30 day ), maybe continue continuously after being intermittence of 1 - 2 days in middle, appear repeatedly is for research object, define an index " i " of the circulation pattern over mid - high latitude of eurasia. a method is proposed to identify the summer typical persistent circulation pattern at 500hpa levels over eurasia mid - high latitude. the climate characteristics of those typical persistent circulation patterns are studied

    本文利用ncep / ncar再分析逐日500hpa高度場等資料,選擇烏拉爾山、貝加爾湖、鄂霍次克海這三個地作為關鍵區,以夏季歐亞中高緯度持續時間長(時間尺度屬于中間時間尺度,即10 ? 30天之間) 、中間可能會間歇1 、 2天然後又繼續持續、反復出現的環流過為研究對象,定義了一個夏季歐亞中高緯流型,在此基礎上提出了一種對夏季歐亞中高緯500hpa典型持續流型的界定法,研究了典型持續流型的氣候特徵,分析了流型的年代際變化,以及對應不同階段、不同流型的降水場、加熱場、海溫場等的主要特徵。
  8. Metamerism index - evaluation method of degree of metamerism for change in illuminant

    位變異構性.光源變化的位變異構性度的評價
  9. Collecting a large number of atmosphere, soil and irrigation water, using the method of monomial and composite pollution exponent, the general situation of grain early warning is studied and a grain early warning system is built

    本文從糧食生產過中的大氣、土壤及農田灌溉水出發,運用單項污染與綜合污染相結合的評價法進行糧食生產的預警研究,構建了糧食本底安全預警系統。
  10. The motion of plunger of oleo damper excited by colored gaussian noise with exponential correlation time is governed by first order nonlinear differential equation

    摘要油液阻尼器受型高斯色噪聲外激勵時,活塞在油腔內的運動可用一階非線性動力學描述。
  11. Using the net assets per capital, the investment return rate, the t - m model, the h - m model, the single factor evaluating model which consists of the treynor index, the jensen index, the sharpe index and the square m index, we evaluate the performance of the twelve mutual funds. and we come to the following conclusions : ( 1 ) after the modification of the risk factor, our mutual funds in the recent one year outguess the market ; ( 2 ) better performance comes from the aid of the government, the improvement of the investment environment and the hard, smart work of the managers especially in the way of selecting some securities in the capital market. ( 3 ) though we make progress, there are still many problems which prevent the further development of our mutual funds such as the devise of the management fee and the characteristics of different funds, all of them divided into the subjective ones and the objective ones

    通過使用投資基金單位凈資產和投資收益率標、單因素整體績效評估模型,包括treynor、 jensen、 sharpe和業績的m ~ 2測度以及t - m 、 h - m模型對12隻樣本基金進行實證研究,實證研究表明: ( 1 )經過風險調整后,在最近的一年中,我國證券投資基金的業績總體上優於市場基準組合; ( 2 )基金業績的提高得益於管理層的重視、投資環境的改善和基金經理的經營,而基金經理的良好業績是通過一定的證券選擇來獲得的; ( 3 )已成為證券市場上舉足輕重力量的基金在發展過中雖然取得了一定的成績但其進一步發展還面臨著許多問題,有主觀存在的諸如管理費率的設定、基金風格面的問題等等,也有客觀存在的諸如證券市場現階段的不完善等等,所以,我們應該抓住《證券投資基金法》問世帶給基金業發展的契機,大力促進證券投資基金規范發展,採取各種措施做大、做優和做強基金業。
  12. The equation of the radiation transfer between two surfaces indicates that there are three factors that have influence on radiation transfer : brdf, projected solid angle ( psa ), and incident radiation flux. thereafter, a new baffle system design idea is put forward

    本文首先介紹了光學系統雜光的抑制措施,從光輻射在兩個表面傳遞的基本能量傳輸出發,出影響輻射能量傳輸的三個因子:雙向反射分佈系brdf 、投影立體角psa和入射輻射通量。
  13. The results of linear regression indicate that the addition of pam do not alter the avrami exponents, about 2 - 3, which suggests that the crystallization modes might be a mixture of three - dimensional spherulite and two - dimensional circular

    Avrami線性回歸結果表明聚甲亞胺的加入對體系的avramin影響不大, n值約在2 3之間。
  14. ( ii ) this paper makes the annals data of the listed companies in 2004 as sample, and gets earnings per share and the regression equation of the four financial indexes which have noticeable effect on it via stepwise regression method. the four financial indexes which affect earnings per share are the net asset per share, unaccommodated profit per share, quick ratio and return on assets respectively. the equation provides a

    (二) 、以河南省上市公司2004年年報據作為樣本,應用逐步回歸法,得到每股收益和對它有顯著影響的四個財務標的回歸,影響每股收益的四個財務標分別是:每股凈資產、每股未分配利潤、速動比率和總資產報酬率,為這些上市公司提高每股收益提供參考。
  15. In chapter 2, a schrodinger formulation for paraxial light beam propagation of the real and comprehensive refractive indexes is represented. the equation for the atom laser beam wave - function is also given by a schrodinger equation, which is similar to the equation of the time - dependent system. therefore, it is possible to investigate the propagation of an atom laser beam

    第二章:本章介紹了傍軸光束在實折射率介質和復折射率介質中傳輸的schrdinger形式理論,同時出由於原子激光的傳輸滿足schrdinger,與含時量子系統的傳輸類似,故利用含時量子系統的schrdinger形式理論來研究原子激光的傳輸是可行的。
  16. Specially, based on risk - metric and factor variables, the author discusses multi - factor asset pricing model. in theoretical analysis, the author attempts to release the assumption of index ' s random walk, proves a portfolio selection model suitable for the linear index level moreover, based on assets un - exchangeable, the author brings forward asset pricing models for b - shares, h - shares and non - circulated - shares. the author also brings forward multi - factor asset pricing model based on risk - metric indices, such as coefficient of beta, standard variance, standard semi - variance, average absolute deviation, value at risk, and factor variables, such as circulated market equity, exchange ratio, short - term historical return

    在理論分析時,作者嘗試放鬆水平滿足隨機遊走過的假設,推導出水平呈線性趨勢的資產組合選擇模型;此外,作者基於資產不可交易這一假設,提出了b股、 h股和非流通股等情形的資產定價模型,並基於系、標準差、標準半差、平均絕對離差和風險價值等風險度量標以及流通市值、換手率、短期歷史收益率等因素變量提出了四因素資產定價模型。
  17. The second section : under the conditions of nonlinear boundary controbility, we consider the initial boundary value problem of camassa - holm equations with dissipative. by using the contractive mapping fixed point theorem and a priori estimates, the existence of global smooth s olution, global attractor in h ~ ( 2 ), t ime p eriodic s olution or almost - periodic solution and the global exponential stability are proved

    第二部分:在非線性控制邊界條件之下,對于帶耗散項的camassa ? holm的初邊值問題,用壓縮映射不動點原理及先驗估計法,證明了整體光滑解的存在性、整體解的穩定性、 h ~ 2空間中整體吸引子的存在性以及時間周期解和殆時間周期解的存在性。
  18. This paper improved these methods based on the requirements 0 there are two methods for conventional orbital control : one is algebra method which deals with the problems by optimization based on orbit geometry characteristics the first method is applied when we adopt impulsive control, but in the multiobjective cases the method has its limitation

    傳統的軌道控制一般基於兩種法,一種是代優化法,這種法與衛星的軌道幾何特性相結合進行分析,將軌道的幾何特性和優化標用代的形式表示出來進行求解,這種法主要用於沖量式控制。
  19. Eco - indicator method was used to carry out data inventory, damage assessment and eco - indicator calculation to find out some measures of decreasing the environmental burdens of beijing cement production

    摘要利用生態法對北京水泥生產過的環境負荷進行據編目、特徵化分析和生態計算,探索改善北京水泥環境負荷的有效途徑。
  20. Firstly, the equilibrium solution is global asymptotic stability and exponential stability on l2 [ 0, l ] under neumann and dirichlet boundary control conditions, control inputs for choosing the boundary control is bounded in lx, the equilibrium solutions decay to zero and integrating the solution square in [ 0, 1 ], it decays to zero exponentially, by using nonlinear boundary control conditions and input feedback control method

    首先,採用非線性邊界條件輸入反饋控制法,研究得到該類在neumann和dirichlet邊界控制條件下的平衡解在l _ 2 [ 0 , 1 ]上是全局漸近穩定和穩定的、在所選邊界控制下控制輸入是l _有界的、平衡解隨時間衰減到零以及平衡解的平在[ 0 , 1 ]上的積分按式衰減到零。
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