損失分數 的英文怎麼說

中文拼音 [sǔnshīfēnshǔ]
損失分數 英文
fraction of losses
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 損失 : 1. （失去） lose 2. （失去的東西） loss; wastage
  1. Production functions and outage cost analysis

    生產函數與缺能損失分析
  2. To attain the high - power, well - proportioned and steady high - energy particle beam is the base of analyzing beam loss. the factors that influence the emission performance of the filament are analyzed, and the parameters are calculated. the experiment results proved the correctness of analyses

    獲得大功率、均勻、穩定的高能粒子束是進行束流損失分析的基礎，本文分析了影響燈絲發射特性因素，對燈絲各參數進行了設計計算，實驗證明了分析的正確性。
  3. One is the evt - based var model ( including gev model and gpd model ), the other is the quantile regression var model. secondly, i evaluate predictive performance of a selection of var models for chinese stock market data. these var models include riskmetrics method, historical simulation, monte carlo method, and the three recent models based on quantile regression and extreme value theory

    本文首先重點探討了極值分佈var模型（包括廣義極值分佈和廣義帕雷托分佈兩個模型）和分位數回歸var模型；然後在此基礎上將六個var模型（包括上述三種模型、歷史模擬法、 riskmetrics方法以及蒙特卡洛法）實證應用於估計上證指數、上證180 、深證成指、深證綜指95 var和99 var ；同時採用區間預測法、損失函數法和符號檢驗法對這些var模型進行了選擇評估。
  4. Throughout the analysis and calculation of thermoelectricity cogeneration, exergy analysis method, we can know the system ' s energy lose ratio and its reason, and endeavor to improve the technology for energy return

    本文採用了（火用）分析與計算方法分析了系統中能量損失的數量和部位，為節能技術改造提供有效的依據。
  5. The class of distributions includes the weibull, burr - type x, pareto and beta distributions. a proper general prior density function is suggested, and predictive density functions are obtained in one - and two - sample cases when the history sample is a type ii double censored sample. illustrative examples are given

    在type雙刪失數據場合下，討論了雙參數burr - type分佈參數的貝葉斯估計，在所取的損失函數分別為平方損失， linex損失，熵損失函數下得到了參數的貝葉斯估計，並且給出一種近似演算法。
  6. Generalized pareto distribution ; returns ; tail index ; value at risk ; capital - loss coefficient

    Gp分佈收益率尾指數風險值資本損失系數
  7. The results indicated that the generation of trailing - vortex of downstream adjacent vanes could be restrained effectively by upstream wake when the passing frequency and the amplitude of wake defect satisfy some conditions, associated with a significant enhancement of time - averaged aerodynamic performances : loss coefficient reducing 40. 2 % and the ratio of loading coefficient and loss coefficient increasing 93 %

    研究表明：滿足一定通過頻率和虧損幅值條件的尾跡能夠有效抑制下游相鄰葉排尾緣渦的生成，達到控制或是推遲附面層非定常分離的目的，從而使得流場時均性能大幅度的提高，損失系數降低了40 . 2 % ，功損比增加93 % 。
  8. In order to improve the prediction accuracy, the sensitivities of pipe friction coefficients, pressure loss coefficients in bents, wall temperatures and heat transfer coefficients in pipes and cylinders on the volume efficiency are investigated

    為提高充氣效率的計算精度，由模擬計算和相關試驗，分析了管道的摩擦系數、彎管的壓力損失系數、進氣管壁和氣缸壁溫度及其傳熱系數對充氣效率的影響程度。
  9. At first we compare some kinds of investment loss function, analyze their defects and take the eignvalue of covariance matrix as the measurement of investment risk, the principle component as the information of investment market, sn and cv of the principle component as balance relationship between the profit and risk. then different portfolio selection indexes are given, and new portfolio selection models are presented, which are different from h. markowitz model. at last an example is also given

    本文首先比較了幾種常用的投資損失函數，在分析它們的缺陷與不足的基礎上，提出了採用收益率的協方差矩陣的特徵根刻畫投資的風險；用主成份綜合反映證券市場的信息；分別採用主成份的差異系數與信噪比反映投資組合的期望收益率與風險之間的均衡關系，並以此作為投資組合損失最小化與收益極大化的指標；得到了不同於h
  10. Integral to the bangkok mwa ' s efforts to minimize water loss and improve operational efficiency is a customized abb automation solution that enables the water authority to monitor flow and pressure data at 1, 000 measuring points and transmit data to a central control center

    問題不但包括大量的非稅項水源浪費，還有在水處理廠與最終用戶之間傳輸而損失的數以百萬立方米的處理和分配成本。
  11. Analysis of years of potential life lost through unintentional death among 1 14 - year - old children in gucheng county, hubei province

    14歲兒童意外死亡的潛在壽命損失年數分析
  12. Parameter estimation of exponential distribution under q - symmetric entropy loss function

    對稱熵損失函數下指數分佈的參數估計
  13. 4. in this part, we obtain the empirical bayes estimation for the parameter of the gamma distribution families y (, 1 / 2 ), and obtain convergent rate

    針對伽瑪分佈族（ ， 1 / 2 ） ，在加權平方損失函數下，得到了其參數的經驗bayes估計及其收斂速度。
  14. The utility cost function is considered, which includes the increase of trip expense and trip time, reduction of comfort and decrease of convenience during the transfer

    該效用損失函數充分考慮了居民換乘導致出行時間和費用的增加以及舒適性和方便性的損失。
  15. At last the toleramce design has been fulfilled with the method of inner and outer design integral analyse, the effect of the clear factors on the characteristic and stability of the product has been studied, through which the qulity losing function has been established, and the toleramce of the clear factors have been made sure

    最後進行了產品的容差設計。通過內、外設計的直積分析方法，分析了顯著因素的誤差對產品性能及穩定性的影響，建立了質量損失函數和確定了顯著因素的容差。
  16. 4. taking example for dimension accuracy, and applying modem mathematical methods such as time series analysis, grey system theory and artificial neural network theory, the mathematical models of dynamic loss of manufacturing accuracy are established. the comparison of the accuracy of each model is made by illustrations

    以尺寸精度為例，分別應用時間序列分析、灰色系統理論及人工神經網路原理等現代數學手段建立了加工精度動態損失的數學模型，通過實例進行了各種模型精度的比較。
  17. Chapter 2, introduce the definition of var and the approaches of calculate var. chapter 3, the feedback testing of var model. this chapter presents a variety of feedback testing approaches to var model and indicates that mixed kupiec testing and simplified cd testing can effectively evaluate a var medel

    在分析討論了巴塞爾（ basle ）委員會的模型評價方法、 k叩iec檢驗方法、 lopez的損失函數法、 cd （ crnkovieanddrachman ）檢驗法的基礎上，給出了混合kupiee檢驗和簡化的cd檢驗方法。
  18. From this point of view, a general analytic expression for the coefficient of local energy loss was presented based on the principle of hydrodynamics, together with experiments on particular flow characteristics and energy dissipation mechanism at right - angle junctions, and the expression was validated with the experimental data

    為此，根據水動力學基本原理，在分析90匯流口獨特水流特性及能量耗散機理的基礎上，提出了局部能量損失系數的綜合表達式，並應用試驗資料對該綜合表達式進行了驗證。
  19. Based on the head loss coefficients obtained from gardel ' s semi - empirical equations for t - junction flow and experiment of welded t - junction, the hydraulic characteristics of throttled surge tank are estimated and compared with those gotten from hydraulic experiment. 3. four different methods of determining the head loss coefficients of throttled surge tank have been employed to investigate the effect of methods afore mentioned on the accuracy of calculating surge and pressure head of throttled surge tank

    給出了基於gardel關於三通管水頭損失系數的經驗公式、焊接t形三通管水頭損失系數的實驗資料及截面突變管道的水頭損失資料，計算有連接管的阻抗式調壓室在不同流態下水頭損失系數的計算方法，並將這兩種方法計算得到的調壓室局部水頭損失系數分別與模型試驗成果進行了比較和分析； 3
  20. On the one hand, factor analysis is used to diagnose operating state of boilers so that the main factors affecting carbon loss of a boiler can be known ; on the other hand, the math model is created

    一方面利用因子分析法對鍋爐運行情況進行診斷，以了解影響一臺鍋爐機械未完全燃燒熱損失的主要因素；另一方面嘗試建立機械未完全燃燒熱損失的數學模型。
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