得失模型 的英文怎麼說

中文拼音 [deshīxíng]
得失模型 英文
gain loss model
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 得失 : 1 (所得和所失) gain and loss; success and failure 2 (利弊) advantages and disadvantages; meri...
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. The model of the itr between a1n and cu is built by using the acoustic mismatch model, amm and diffuse mismatch model, dmm. because there is a limit of roughness and temperature in amm and dmm, the data of the theory model that is directly built by amm and dmm is far from the experimental data. accordingly, with dmm and traditionary methods, the mathematics model is posed by contrast and analyses of the experiment data

    由於聲配理論和散聲配理論對溫度和粗糙度有很嚴格的要求,所以直接建的理論數據與實驗數據有很大的差距,本文採用聲配理論與傳統研究方法相結合,通過與實驗數據的分析擬合,提出了修正的數學,預測誤差有了大幅度的提高。
  2. This article discussed ar modeling method, capon method, music method and mn method four kinds of high resolution algorithms principle and has separately made the computer simulation in the ideal situation to the above four algorithms. through the comparison, the beam width of high resolution algorithm is much narrower than conventional beamforming method. then unifies the actual utilization, discussed the influence of time delay unbalance, time domain sampling, plane wave supposition and array element with scope and phase not identically to the beamforming and made the computer simulation

    本文首先討論了ar法、 capon法、 music法和mn法四種高解析度演算法的原理,在理想的情況下分別對上述四種演算法作了計算機擬,通過比較,高解析度演算法的束寬比常規波束形成法窄多;然後結合實際運用時的情況,重點探討了延時配、時域抽樣、平面波假設和基陣的幅相不一致對波束形成的影響並做了計算機擬。
  3. The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit

    因此,加快退耕還林還草,調整土地利用結構和產業結構,已成為實現山川秀美工程和可持續發展戰略的必經之路。論文以解決陜北地區的收入問題,植被問題以及糧食產量問題為出發點,首先從理論上分析了包絡分析方法在陜北地區退耕還林(草)中運用的可行性,然後結合陜北地區目前的實際情況,綜合分析出影響陜北地區退耕還林(草)的關鍵的七個因素作為輸入指標:水利水保設施投入,農作物投入,經濟林種支出,防護林支出,其它經濟作物,草類支出,畜牧業投入;以退耕還林所要解決的最終問題作為輸出指標: gdp收入、農民人均純收入、水土流減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各指標所對應的數據代入后,通過分析求解出非有效的決策單元,再運用包絡分析方法的一些基本原理對非有效的決策單元進行調整,由此所的數據對陜北地區的實際投入具有很好的指導意義。
  4. Experiments show that the efficient motion estimation algorithm proposed can further reduce block matching distortion computations relative to conventional fast motion estimation algorithms with neglectable coding efficiency loss ( within 0. 1db )

    提出一種基於節點的可變形塊匹配運動估計演算法來搜索最佳運動矢量。實驗表明,在編碼性能損很小的條件下,可以使運動搜索塊匹配的運算量在通常快速運動搜索演算法的基礎上下降61 % 。
  5. Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model

    利用冪律流體本構方程,首次對聚合物流體在斜齒齒輪泵中的漏流特性進行了研究,建立冪律流體在間隙中的泄漏,利用邊界條件求出速度分佈及泄漏量;由間隙泄漏量到漏流損功率,由速度分佈到流體摩擦功率損,並到間隙最優解的數值計算數學,同時給出實例及數值計算結果。
  6. During the research on image distortion correction, the paper receives a good result on camera calibration by improving the traditional barrel distortion model, and expands the current theories on image distortion correction

    在圖像真校正的研究中,本文對傳統的桶形進行了改進,取了較好的校正效果,擴展了現有的圖像真校正理論。
  7. The pouring tests of the ladder foam sample were made in silica sand, chromite sand and zircon sand the results show that zircon sand and chromite sand have the better chilling effect, and the structure of the aluminum alloy is finer, the hardness and strength has large improvement, subsequently the investigation provides the reference for manufacturing aluminum alloy thin thickness mold with excellent quality

    結果表明,鋯英砂和鉻鐵礦砂具有較好的激冷效果,到的鋁合金鑄件組織細小,強度、硬度有較大的提高,為薄壁隨、質量優異的鋁合金消具製造提供了技術依據。
  8. The capacitance offset averaging network is used in the distributed track - and - hold circuit block of the designed system. finally, according to the analysis on error effects in adc, the mathematics error model is simulated. furthermore, the input - output characteristics including input -

    最後,基於對a / d轉換器系統中誤差的分析,對其誤差數學進行了擬,到了包含延遲、限幅、諧波真等誤差的輸入輸出特性曲線。
  9. It also studies the causes of the checkout and the flexibility of employment result. it concludes that the increase of the economy is not the granger cause of nominal employment growth, that is to say, the increase of economy in china doesn ’ t promote of the nominal employment. the decline of the nominal employment elasticity from 1999 is not only because of the improvement of technology, the imbalance of the industry structure, transformation of system and the policy of interest rate, but also because of the inexact statistic data which makes the real employment underestimated

    本文首先利用1978年至2003年的有關數據對我國經濟增長與名義就業的關系作了分析:根據有關計量經濟學理論,對數據作了平穩性檢驗、協整檢驗和格蘭傑因果檢驗,用建立回歸的方法測算出名義就業彈性,並對檢驗結果和就業彈性測算結果作了原因解析,認為我國的經濟增長不是名義就業增長的格蘭傑原因,即我國的經濟增長沒有促進名義就業的增長,我國的名義就業彈性自1990年以來呈下降趨勢,其原因除了技術進步、產業結構衡、體制轉軌和利率政策外,還有由於統計的原因使真實的就業增長被低估。
  10. Moreover, special aspects of self - similar traffic are summarized. for long - range dependent traffic, two prediction models are given and discussed the prediction results can be applied to reduce loss ratio in allocation of memories in network nodes. the first model is farima ( fractional autoregressive integrated moving average )

    根據自相似業務流的長相關特性,本文重點討論了兩種數學,目的是用這兩種對自相似業務流進行預測,進而根據預測結果對計算機網路節點的存儲器資源進行合理的分配,使率達到最小。
  11. Fatigue is a complicated problem. nowadays, there isn ’ t an efficacious mathematical model of fatigue established. we can only get credible data of fatigue performance through fatigue test by fatigue testing machines

    疲勞破壞是機械結構最主要的效形式,而疲勞是一個復雜的問題,至今還未能建立起明確的數學,只有通過疲勞試驗機進行的疲勞性能測試才能到比較可靠的疲勞性能數據。
  12. 4. based on the viscous hydrodynamics, the leakage characteristics of newton liquid that is transmitted by helical gear pump are researched for the aim of the least power loss, and the leakage model is founded, the mathematic models of the radial and the axial leakage are gained. at the same time the optimal radial leakage and axial leakage are got, and the numerical calculation is achieved

    基於粘性流體力學,以功率損最小為目標,首次對牛頓流體在斜齒齒輪泵中的漏流特性進行了研究,建立了泄漏,分別到了斜齒齒輪泵的徑向和軸向泄漏的數學計算;同時到了斜齒齒輪泵最佳徑向間隙和最佳軸向間隙,並在此基礎上進行了數值計算。
  13. We use neural network model to implement correction part, train it using the samples of history disaster data, and correct the computing result of the former, then get the ideal result, which improves the prognostication precision. the property loss evaluation method targets insurance item as evaluation object. by using the collected data effectively, it builds a model using the method of rbf neural network, and this model is used to evaluate the property loss

    災情修正部分採用神經網路,以歷史災情情況為樣本進行訓練,對前面計算的結果進行修正,從而到理想的結果,使預測精度進一步提高;財產損評估方法以保險標的為評估對象,有效利用收集到的信息,運用rbf神經網路方法建立並進行財產損評估。
  14. The mathematic models of sampling and reconstruction are analysed respectively, and an important conclusion is got, that oversampling can decrease high frequence distortion of d / a output signal and the difficulty of designing lowpass filter. as a result the signal quality is improved

    分析了采樣和重構的數學出了一個重要結論:過采樣可以減少d / a輸出信號的高頻端衰減真,可以降低低通濾波器的設計難度,從而提高波形質量。
  15. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡穩定性的內在因素,主要是通過地質勘探、測量、現場觀測等手段取研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的式或破壞機製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡穩定性進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。
  16. In this paper, based on the wear theory, the wear mechanism and the main disable forms are discussed. the more appropriate archard wear calculation model is selected. the cam ' s wear model in view of the influence of surface topography is established

    本文以磨損理論為基礎探討了內燃機凸輪挺柱的磨損機理及主要效形式,選擇了比較合適的archard磨損計算,建立了考慮表面形貌的凸輪磨損計算到凸輪磨損的數值
  17. This project designs and implements the disaster prognostication model and the property loss evaluation model, and integrates them into a prototype system of disaster prevention and loss reduction of property insurance. the models were applied in shenzhen as a test, and showed a satisfactory result

    設計並實現了災情預測和財產保險損評估,集成到財產保險防災減損原系統中,並在深圳進行示範應用,取了良好的效果。
  18. In this paper, some research has been done on the city - residential buildings with commercial facilities on ground floor as a special architectural form based on practical attitude and systematic method : the historical origin of its arising and developing ; under the basis of a large number of surveys on real built residential tier buildings, the theses at first analyzes and summarizes the advantages and disadvantages of them, second, find the factors which determines the property and the scale of commerce, third, make a deeper research on the aspects of ways of flat - combination the using of space, the feasible flat - form of the residential buildings the lay - out of passageway the traffic disposal and exterior space and environments

    本文以現實的態度,用系統的觀點與方法對底層帶商店(場)這?特殊類的住宅建築進行了較為詳細的闡述。對其產生與發展的歷史淵源進行了論證;在大量實例調研的基礎上,對其目前的現實狀況和利弊進行歸納總結,並提出確定底商行業性質與規的因素;對其平面組合方式、空間使用、適宜的住宅平面、出入口布置、交通處理等平面設計和結構選、技術處理以及外部空間與環境作了進一步的探討,並提出結論與建議。
  19. Using satellites, data from buoys and computer models to study the earth ' s oceans, scientists have concluded that more energy is being absorbed from the sun than is emitted back to space, throwing the earth ' s energy " out of balance " and warming the planet

    通過利用人造衛星、浮標數據和電腦研究地球上的各個海洋,科學家日前出結論認為,來自太陽的能量更多地被吸收了,而不是重新散發到空中,這使地球上的能源面臨衡的危險,同時也使全球溫度變暖。
  20. Customer churn model, consists of basic model and behavioral model, is built based on analysis of the churned customers " basic data and behavioral history

    客戶流是通過對流客戶的數據進行分析后出的,包括基本和行為
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