exponential theory 中文意思是什麼

exponential theory 解釋
類厚射流理論
  • exponential : adj 指數的，冪的。 exponential curve 指數曲線。 exponential function 指數函數。 exponential sum ...
  • theory : n. 1. 理論，學理，原理。2. 學說，論說 （opp. hypothesis）。3. 推測，揣度。4. 〈口語〉見解，意見。
  1. Exponential distribution is applied widely in the areas of queuing theory and reliability theory

    指數分佈在排隊論和可靠性理論等領域應用廣泛。
  2. 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。
  3. In the second chapter, the kdv type equation on unbounded domain is considered. applying with the method of decomposing operator and the theory of constructing some compact operator in weighted space, the existence of exponential attractor is obtained

    在第二章中，運用帶權空間構造一類緊運算元和運算元分解的方法，研究了無界區域上的kdv型方程，得到了該方程指數吸引子的存在性
  4. And the forecasting effect of the exponential smoothing estimation method is very well. in the thesis, i combine the predict theory and the business cycle theory. through examination, confirm the model that predict accurately

    本文創新之處在於將經濟預測模型引入到景氣理論中，並經過實證檢驗，確定了預測效果較為突出的模型。
  5. On the basis of the important research project of the ministry of communications - the prevent and study of slope disaster in the project of beijing - zhuhai highway, the thesis developed the structure ' s design theory. in order to design more reasonable, the thesis propose the cohesion shear stress is unequal distribute at the anchorage zone. and it can be divided into two parts, the front function is uniform and the behind is exponential

    為了合理的進行工程設計，本文按彈塑性理論對預應力錨索錨固段的黏結剪應力進行了分析，將錨固段劃分為塑性變形區段和彈性受力區段兩部分，認為錨固段黏結剪應力為非均勻分佈，前段剪應力為均勻折減應力，後段剪應力為寸旨數變化應力，由此提出了相應的錨固段長度計算公式。
  6. Based on priestley ' s evolutionary spectrum theory, an evolutionary process modulated by decline composite exponential function, is investigated as one kind of non - stationary excitation commonly encountered in engineering, the analytical solution of the response properties is gained due to proper simplification

    基於priestley的演變譜密度理論，對于工程中常用到的衰減指數函數調制的演變過程激勵，可以通過對結構響應的合理簡化，得到響應特徵的解析形式。
  7. A normalized mapping rule of raw grey series is introduced by analysis of exponential function characteristics of the whitening differential equation, which makes the non - equigap grey prediction model ngm ( 1, 1 ) fit for universal raw grey series, improves prediction precision greatly, meanwhile makes innovation to series with negative values and enlarges grey prediction theory

    通過對白化微分方程解的指數函數特性的分析，研究了原始灰序列的歸一化映射規則，使非等間距灰預測模型ngm （ 1 ， 1 ）適應一般灰序列，灰預測精度也大大提高。這亦解決了含負值灰序列預測的理論問題，拓寬了灰色預測理論。
  8. The isotropy analyses indicated : the nitrogen density spatial distribution of 0 ~ 100cm depth displays the interest of moderate spatial correlation, its theory pattern accords with the exponential model. but the nitrogen density spatial distribution of 0 ~ 30cm depth is the very feeble correlation, its theory pattern accords with the spherical model

    各向同性空間分析結果表明， 0 100cm土壤層厚度氮密度的空間分佈體現為中等的空間相關性，它的理論模型符合指數模型；而0 30cm土壤層氮密度的空間分佈則體現為很弱的相關性，它的理論模型符合球狀模型。
  9. After study of the combined forecasting methods based on the ann theory, it is put foreword that exponential - smooth ( es ) and ann combine a new prediction algorithm

    並且對基於神經網路的組合預測方法進行了研究，提出了一個神經網路和指數平滑模型組合運用的預測演算法。
  10. The sufficient conditions ensuring existence and globally exponential stability of periodic solutions for neural networks with delays are obtained by using coincide degree, m - matrix theory and liapunov function method

    摘要運用重合度理論、 m -矩陣理論及李雅普諾夫方法，獲得了帶時滯神經網路周期解存在性和全局指數穩定性的充分條件。
  11. Based on the nonlinear paraxial equation and b - t theory, a differential equation, which describes the small - scale self - focusing in gain ( loss ) media has been derived. the change rule of the maximal gain frequency, cutoff frequency and integral exponential gain have been analyzed approximately

    我們首先從非線性近軸波方程出發，基於b - t理論的思想，在考慮了介質的增益（損耗）特性的情況下，推導得出了小尺度自聚焦所滿足的微分方程，並通過近似方法分析了最大增長頻率、截止空間頻率及積分指數增益等的變化規律。
  12. Based on that theory, we choose multi - scale edge detection method, singular exponential wavelet amplitude method, coherence method, etc. to detect fracture

    在此基礎上，選用了多尺度邊緣檢測、相干數據體、小波分形指數等地震檢測方法。
  13. Exponential distribution is the most important distribution in relia - bility theory. in reliability history. famous marshall - olkin applied the fatal shock model with three mutually independent shock sources to build bivariate exponential distribution

    在可靠性數學理論中，指數分佈是一類很重要的分佈。可靠性歷史上著名的marshall - olkin ，利用三個相互獨立沖擊源的致命沖擊模型，建立了二維指數分佈。
  14. The paper studies the existence and global exponential convergence of alomost periodic solutions for high - order neural networks involving variable delay by applying the theory of fixed point and differential inequality technique, some new criteria on the existence and global exponential convergence of almost periodic solutions are obtained

    摘要利用不動點理論和微分不等式分析等技巧，研究了變時滯高階神經網路概周期解存在性與全局指數收斂性，並且給出了一些新的判別準則。
  15. Widely used in forecast research recently, gray system theory is also adopted as one of the forecast methods, besides the two widespread methods of moving average and exponential smoothing in this field

    本研究在預測方法的選擇，除了以業界常用的移動平均法與指數平滑法外，另納入近來廣為預測研究使用的灰色理論。
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