指數遞減 的英文怎麼說

中文拼音 [zhǐshǔdìjiǎn]
指數遞減 英文
exponential decline
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 遞 : Ⅰ動詞（傳送;傳遞） hand over; pass; give Ⅱ副詞（順著次序） in the proper order; successively
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  • 遞減 : （一次比一次減少） decrease progressively [successively]; decrease by degrees; reduce progressively
  1. Decrements the reference count on the specified interface

    遞減指定介面上的引用計數。
  2. 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，得到了指數式產能方程、二項式產能方程及油井產能遞減方程，同時計算了單井控制可采儲量。
  3. The entrainment rate should closely decrease exponentially with freeboard height.

    夾帶率應幾乎隨自由空域高度成指數遞減。
  4. The second one : we studied the effect of temperature on performance of lds. it was found that threshold current increase exponentially outpower and slope efficiency decrease parabola and exponentially respectively. coefficient of temperature shift is 0. 24 / k, wheras characteristic temperature also decrease with rise of temperature

    研究了溫度對激光器各參數的影響，隨著溫度的增加，閾值電流呈指數增加，輸出功率和斜率效率分別呈拋物線和指數關系遞減，同時特徵溫度也減少，波長隨溫度的漂移系數為0 . 24nm ，並且總結了一些溫度和結構設計方面的關系。
  5. Double specifying the depreciation of an asset for a specific time period using the double - declining balance method or some other method you specify

    數據類型，它使用雙倍余額遞減法或指定的其他方法來指定特定時間段內的資產折舊。
  6. Specifying the depreciation of an asset for a specific time period using the double - declining balance method or some other method you specify

    數據類型值，指定一筆資產在一特定期間內的折舊。可使用加倍余額遞減方法或其他指定的方法進行計算。
  7. Results show that, clogging situation caused by interception and adsorption of suspend substances or by growth of microorganism, all tends to decrease with negative exponential from, following the increase of infiltration layer depth

    結果表明，不管是懸浮物截留、吸附，還是微生物的生長，所造成的堵塞狀況都呈現出隨濾層厚度增加按負指數形式遞減的趨勢。
  8. Three shaped profiles ( parabola, linear, and exponential ) have been considered. the exponential dispersion profile fiber loop is optimal for the propagation and compression of picosecond pulse. on the contrary, the parabola dispersion profile fiber loop is optimal for femtosecond pulse due to the high order effects such as the third order dispersion ( tod ), stimulated raman scattering ( srs ) and self steeping ( ss )

    （ 3 ）研究不同色散遞減類型（拋物線遞減、線性遞減、指數遞減）光纖構成的環形腔中傳輸的特性，發現其色散曲線為指數遞減型光纖有利於皮秒光脈沖的傳輸與壓縮；而對于飛秒脈沖，由於三階色散（ tod ） 、脈沖拉曼自散射（ srs ）及自變陡（ ss ）等高階非線性效應的影響，情況恰恰相反；色散曲線為拋物線遞減型的光纖構成的光纖環最有利於脈沖傳輸與壓縮。
  9. Specifying rate at which the balance declines

    數據類型，指定余額遞減的比率。
  10. In order to increase prediction accuracy of development blocks with short production history, this paper introduces multiple regression method through three following aspects : prediction of decline index and initial decline rate ; prediction of annual decline rate ; prediction of injection - production ratio

    為了提高生產歷史較短開發區塊的預測精度，從3個方面研究介紹了該方法的應用情況：一是預測遞減指數和初始遞減率；二是預測年對年自然遞減率；三是預測油田注采比。
  11. Based nit the definition of production decline rate, the multifactor analytical model for composite decline rate is developed, which discusses affecting factors stub as the startup well number, water cut, producing fluid thickness, pressure, relative production index well spacing density, skin factor etc

    摘要從產量遞減率定義出發，首先導出了綜合遞減率與開井數、含水、產液厚度、壓力、相對產液指數、井網密度、表皮系數等多因素分析模型。
  12. Of course the law of diminishing returns states that you will not create exponentially greater layers of protection with each application, but meguiar ' s knows that a second, and sometimes third application will insure uniform, thorough coverage over the majority of the surface, thus maximizing the protection

    當然，收益遞減法說，你不可能在進行保護時，都能創造也最棒的指數來，但是美光知道，在第二層，有時打三次的話，才能看得來統一的效果，在表面上很均勻以及它的保護作用的最大化。
  13. Time domain noise is simulated by the mathematical pseudo uniform or normal random variable and coupled to deterministic signals such as rectangular ( rect ), triangular ( tria ), unit step exponential ( uexp ), even exponential ( eexp ), or gaussian ( gauss ) pulse voltages in finite number of time samples in finite time period

    用數學類真均勻或常態隨機變數模擬時域雜訊，與定然時域訊號如，方形、三角、指數遞減、或高斯等電壓脈波在有限時域?圍之有限個時域取樣結合。
  14. 2. in the sort by box, click a field by which to sort your data, and then click ascending or descending to specify the sort order

    2 。在「主要關鍵字」框中，選擇要按其順序對數據進行排序的域，然後選中「遞增」或「遞減」以指定排序的順序。
  15. Between 1996 and 2005, the land use index of chuzhou showed no trend of monotonic increasing or decreasing, but inclined to fluctuation, which reflected the open and dynamic character of the land use system

    2005年滁州市土地利用指數並沒有呈現出單調遞增或遞減的趨勢，而是呈現出波動的趨勢，這也反映了土地利用系統開放性和動態性的特徵。
  16. It is shown that the optimal cost function will be decreasing if the terminal state of the controller lies in a certain set and the upper bound of the decaying coefficient satisfies some conditions

    指出當控制器的終端狀態處于某集合內且集結衰減系數的上界滿足一定條件時，其最優目標函數遞減。
  17. The thesis mainly deals with the third part of across : " sompi " cepstrum methods. the principle and system structure of across a re first introduced. the propagation of wave in media is simply studied and its transfer function in frequency domain is modeled as superimposed damped exponential sinusoids, each damped exponential sinusoid is called as a wave element and its exponential index part consists of two factors : group velocity travel time and decayed factor

    為此，首先介紹了across的原理與組成和通過簡單地討論地震波在介質中的傳播情況建立起介質的傳遞函數模型，指出：在一個狹窄的頻率窗口裡，介質的傳遞函數可以用有限個阻尼正弦項的疊加的形式表示，每個阻尼正弦項代表一個波成分，其指數部分包括兩個因子：波成分在介質中的傳播時間和衰減因子。
  18. These characteristics are in sharp contrast to what one observes in the traditional models for network traffic, models that are based on an exponentially fast decaying correlation function, implying that time - aggregation time series quickly results in white noise traffic characterized by the absence of any temporal correlations

    這些新發現的網路業務量行為特徵與傳統業務量模型行為特徵有極大的不同? ?傳統業務量模型一般假定指數遞減的相關結構的存在，這意味著隨著時間聚合時間序列將演變為白噪音，即時間相關性漸進地消失了。
  19. The results show that the majority of 7be is retained in the top one centimeter of soils, and the concentration of 7be decreases exponentially with soil depth. for the cultivated study field, the depth distribution of 7be is very similar to the undisturbed site when it is n ' t subjected to erosion or deposition. for the undisturbed, there is abroad peak in the 137cs profile close to the surface and the maximum concentration is found circa 2 cm below the surface

    ~ （ 137 ） cs在未擾動土壤剖面中主要分佈在0 5cm范圍內，同時在1 3cm的范圍出現一個~ （ 137 ） cs的相對富集層，在3cm以下隨土壤深度的增加呈指數遞減的趨勢； ~ （ 137 ） cs在農耕地土壤剖面中主要分佈在0 20cm范圍內，由於耕作活動的不斷擾動~ （ 137 ） cs的剖面分佈相對均勻。
  20. The main results of this work are as follows : 1

    ~ 7be在土壤剖面中的含量隨土壤深度的增加呈指數遞減。
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