數量估算表 的英文怎麼說
中文拼音 [shǔliánggūsuànbiǎo]
數量估算表
英文
quantity estimate sheet- 數 : 數副詞(屢次) frequently; repeatedly
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 估 : 估構詞成分。
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 數量 : quantity; quantum; amount; magnitude; number
- 估算 : estimate; reckon (up)
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Firstly, by numerical and theoretical analysis, the author compares some existent confidence intervals, for example, " exact " confidence interval, wald confidence interval and bayesian confidence interval, and finds some deficiencies points of the confidence intervals, whose modification version has been proposed. also, several better confidence intervals such as are also presented. secondly, for given confidence coefficient and interval width, the author constructs a class of asymptotical two - stage interval estimate procedures. at the same time, under varies restriction of confidence coefflcientent interval width, the optional sample size of the first stage has been computed by numerical computation. the numerical computation shows that the method considered in this dissertation have good properties and applied value
同時,由於poisson分佈的特性,我們知道不存在其參數區間長度小於0 . 5的置信區間,基於這些情況,我們主要展開了以下兩個方面的研究:一是利用數值計算分析與理論分析的方法對現有的若干置信區間如「精確」置信區間, wald置信區間, bayes置信區間等進行分析比較,發現了一些缺陷,針對這些缺陷,我們進行適當的修正,並得到幾種性質較好的置信區間如:修正大樣本區間jeffreys原則下置信區間二是針對已給定的置信系數與區間長度,我們提出了一種漸近的兩階段區間估計程序,並利用數值計算的方法,在各種置信系數與區間長度限定下,算出了最優的第一階段觀測次數(抽樣量) ,大量數據表明,本文考慮的方法性態良好,具有應用價值。And a back - of - the - envelope calculation based on the 1. 8m sorts of organism recognised so far as species under the linnaean system, on the rate at which new species are being discovered and on such ecological matters as the average number of parasites ( themselves new species ) that each free - living species harbours, suggests the final total may be around 30m
一個以三部分,即:在林耐分類系統中迄今為止被認定是物種的180萬種微生物、新物種的發現速率和諸如在每個獨立生存的物種中藏匿的平均寄生蟲數量(它們本身也屬于新物種)等生態因素,為基礎的估算表明全球物種的總數是在三百萬左右。Very large data bases, brighton, england, 1987, pp. 507 - 518. 26 beckmann n, kriegel h - p, schneider r, seeger b. the r - tree : an efficient and robust access method for points and rectangles. in proc
Iv在各種各樣的設置下利用合成的與真實的數據進行大量的實驗評估實驗結果表明本文提出的演算法在效率和擴展性上均大大勝過其它同類演算法。The government and the banking circles hope to raise the efficiency of the housing financing regime, improve the banks " asset quality and to diversify the risk, so as to promote the development of real. it is necessary and workable to applying the mortgage - backed securities to propel housing innovation, although what we are should be attention to the necessary mortgage environment and it ' s policy are not completely fostered
由銀行等機構作為項目發起人,首先要分析自身對抵押貸款證券化的融資要求,然後通過對現有信貸資產進行清理、估算和核查,選擇一定數量的房地產抵押貸款作為證券化目標,並從資產負債表中剝離出來,將這些資產匯集組建資產池(即資產組合) ,作為證券化的基礎資產; ( 2 )出售貸款組合,即「真實出售」 。Estimators of penalized least square for parametric regression and vectors and spline function can be got by compiled program
模擬計算表明,該方法適合於回歸函數模型誤差與測量系統誤差的估計。Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design
基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design
文摘:基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響The wms is composed of specialist recommending module, instance module, the amount of soil film estimating module, frequent ask question & machine module. the weight - based rule, the product rule and the model - based rule is established to present the knowledge. the wheat mulching experiment bank of part loess plateau, the spatial resolving rate is town ( xiang in china ), is set up
子系統由專家推薦模塊、實例查詢模塊、地膜用量模塊、常見問題和常用機械模塊組成;系統採用了基於權重規則、基於產生式規則和基於模型的知識表示方法;建立空間解析度為鄉(鎮)的黃土高原部分地區的小麥地膜試驗數據庫;給出了地膜用量的計算模型,適用於不規則田塊地膜用量的估算。Based on an analysis of dynamic conditions for migration and precipitation of gold grains in water system and their diffusion in soil, this paper has advanced a discriminant formula for surfacce ore potential of gold anomalies from 1 : 50000 stream sediment survey, recounted methods for estimating the highest gold grade ores within the anomalies, calculated the discriminant indices for qinba area, and summed up index characteristics of ore - induced gold anomalies in 1 : 10000 soil survey, estimation formulae for orebody location as well as coefficients and constants of slope angles of various orders and grades
摘要在分析金粒在水系中運移、落淤和在土壤中擴散動力條件的基礎上,本文建立了五萬分之一水系沉積物測量金異常地表含礦性的判別公式,闡述了推算異常內礦石最高金品位的方法並計算了秦巴地區的判別指數;總結出萬分之一土壤測量礦致金異常的標志特徵、礦體定位的估算公式及各級次地形坡度角的系數和常數。First, this paper gives an introduction of some methods of unequal probability sampling, their estimators and variance estimators, including sampling with pps with replacement, methods of sampling without replacement suggested by brewer, durbin, sampford, des raj, murthy, rao - hartley - cochran. then, at the basis of rao and bayless ' s study, we consider that population can be splited two random subpopulations, which are respectively drawn from different infinite super - populations, and compare the stabilities of estimators of the methods that given above. we find that the minor difference between two super - populations has great effect on the efficiency of the estimators for the population with moderately large coefficient of variation ( c. v. )
本文首先從理論上介紹了若干種不等概率抽樣方法,它們的估計量、估計量的方差及其估計,其中包括有放回ppz及pps抽樣,不放回不等概率抽樣中的brewer 、 durbin 、 sampford 、 desraj , murthy 、 rao - hartley - cochran等人的方法;其次,在rao和bayless兩人就樣本單元數n = 2的情形對上述抽樣方法進行比較的基礎上,將總體隨機地分成兩個子總體,視每個子總體取自不同的線性超總體,在文中,我們利用計算機實現隨機分組,並通過畫圖比較各方法估計量的穩定性,結果表明,對變異系數c . v . ( x )較大的總體而言,兩個超總體之間的微小差異將對估計量的穩定性產生很大的影響,從而說明rao和bayless的比較結果還不夠完善。From the point of view of risk, a index system of risk assessment of winter wheat losses caused by drought was established, including the meanings, token models and estimate methods of risk index of natural water deficiency rate, risk index of yield reduction rate and trending vector coefficient of disaster resistance capability, then on the base of these indices, the comprehensive risk index model of losses caused by drought was established and regionalized. the results indicated : the high risk region included the middle north of shanxi, some of middle of shaanxi and some of hebei in east ; the higher risk region included some of middle of shaanxi, the tangshan region and some of west of hebei ; the moderate risk region included the middle of s
從風險的角度,建立了冬小麥乾旱災損風險評估的指標體系,包括自然水分虧缺率風險指數、減產率風險指數和抗災性能趨勢向量系數的意義、表徵模式和估算技術方法,在此基礎上構建了災損綜合風險模型,並對模型參數區域化,結果表明:冬小麥乾旱災損高風險區在陜西中北部、山西中部的部分地區和河北滄州的部分地區;較高風險區在山西中部的部分地區、河北的唐山地區和西部的部分地區;中風險區在陜西中部、山西南部、河北滄州的大部分地區;低風險區在陜西中南部、河南中北部、北京市、天津市、河北中南部和山東省。An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process
飛行器軌道機動過程中,為跟蹤、定位機動目標和干預機動控制過程,需要統計處理離散的雷達觀測量實時估計推進發動機的推力,進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型,推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量,應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力Some variables regional distribution over south ningxia is given out in the course of evapotranspiration estimation : the regional distribution of surface characteristic parameters ( normalzed difference vegetation index, surface albedo, surface temperature ), radiation balance components ( surface absorbed shortwave radiation, surface longwave radiation, atmospheric counter radiation, net radiation ), surface heat and balance components ( soil heat flux, sensible heat flux, latent heat flux )
估算區域蒸發(散)量的過程中,得到許多有意義的量:地表特徵參數(植被指數ndvi 、地表反射率、地表溫度) ;地表輻射平衡各量(地表短波吸收輻射、地表長波輻射、大氣逆輻射、地表凈輻射) ;地表熱量平衡各量(土壤熱通量、顯熱通量、潛熱通量) 。According to the different characteristics of user ' s economic activities and the energy consumption, the thesis gives a quantitative analysis on the users " outage costs and gives the outage costs estimation model of three kinds of users ( residential sector, industrial sector, commercial sector ). by design - survey table, residential users are investigated, and the residential users outage costs are estimated
根據各類用戶用電特性、停電特性和經濟活動的不同特點,對它們的停電損失作定性及定量的分析,提出了三類(住宅、工業、商業)用戶的停電損失估算模型,並設計了調查表,利用調查表對住宅類用戶進行實際調查,經過數據處理獲得該類用戶的停電損失值,驗證了調查表的合理性。Article 6 as to a equity - settled share - based payment in return for employee services, if the right cannot be exercised until the vesting period comes to an end or until the prescribed performance conditions are met, then on each balance sheet date within the vesting period, the services obtained in the current period shall, based on the best estimate of the number of vested equity instruments, be included in the relevant costs or expenses and the capital reserves at the fair value of the equities instruments on the date of the grant
第六條完成等待期內的服務或達到規定業績條件才可行權的換取職工服務的以權益結算的股份支付,在等待期內的每個資產負債表日,應當以對可行權權益工具數量的最佳估計為基礎,按照權益工具授予日的公允價值,將當期取得的服務計入相關成本或費用和資本公積。In this paper a numerical method for equations of transport and biodegradation in the fractured media is discussed. because the equations consist of terms related to advection, diffusion, biochemical as well as the term of exchange betwen the fracture and the porous media, it is very difficult to find their solution. in order to find more efficient method for solving these equations, several numerical methods for the equations without biochemical terms are discussed first. the numerical results show that the cubic spline method can be used to solve advection flow dominated problem which often occurred in the fractured media. then, the equation with both advection - diffusion term and biochemical term are discussed. the splitting - operator is used to decouple the advection and diffusion terms with biochemical term in the equations. the way to determine the smaller time step for solving fast biochemical terms is introduced through comparing the order of characteristic time of biochemical term with that advection ( diffusion ) term. numerical simulation results show that good agreement between analytical solution and experiment result is attained
本文討論了含裂隙介質地下水污染物輸運與生物降解非線性方程組數值求解方法.方程含有對流項、擴散項、生長、死亡、吸附、解吸、趨化和孔隙與裂隙介質界面間的交換項的非線性偶合,使演算法十分困難.本文討論了無生化過程時的幾種求解方法,數值結果表明:用三次迎風插值法對常見的對流項占優勢,且場變量有較大梯度的問題較適用.在討論有生化反應過程時,利用對流項與生化反應項的特徵時間量級估算,給出了求生化過程作用子步的時間步長估算辦法.用上述方法所得到的模擬結果與解析解、無化學反應和有化學反應的實測值對比,吻合很好When determining the coefficient of collaspsibility for dead weight, the saturated density which is asked to calculate saturated dead weight of loess can be obtained from the formulae and tables, its precision can satisfy engineering demand
在測定自重濕陷系數時,計算黃土飽和自重所需的飽和密度,根據土的天然含水量的經驗估值可用所列公式或表得到,其精度能滿足工程要求。The result show that the surface net radiative fluxes is linear to the solar radiation of top of atmosphere, the infrared radiative fluxes emitted by earth - atmosphere system and the solar radiative fluxes reflected by earth - atmosphere system. the correlation coefficient keep on a high level. and in this paper we develop the regression equations ( for all days and for cloud days ) to estimate the surface net radiation on an hour scale
結果表明08 - 17時地表凈輻射通量與大氣頂太陽輻射、地氣系統發射紅外輻射和地氣系統反射的太陽輻射線性相關,相關系數維持在一個較高值,並建立了用衛星資料反演08 - 17時各時刻地表凈輻射通量的估算模式(適用於各種天氣情況) 。This algorithm successfully estimated sonobuoy position for simulated aircraft data. the effect of aircraft - to - sonobuoy range, the frequency of measurement, and changes in altitude are also analyzed
模擬表明,對于給定的飛行模式和飛機參數,該演算法可以成功地估計浮標的位置,並且分析了飛機與浮標的距離、測量頻率和飛行高度對定位的影響。Redesign and realize the clear up and upfront work of data source according to new demands is unbearable on waste of time and manpower. the article described development and analysis status of ubisp ( united business information service platform ) system, analyzed the extract strategy and optimized algorithm of etl rules, discussed the data capacity and granularity selection in dw modeling, raised an idea of how to sub divide dimension table and fact table ' s granularity by compound primary key aimed at above question
本論文介紹了該電信公司經營分析數據倉庫系統的開發與研究現狀,分析了etl規則的抽取策略和優化演算法,討論了數據倉庫建模中的數據量估算和粒度選擇,並針對上面的問題提出了利用復合主鍵和橫表縱表之間的轉換實現維表和事實表粒度向下細分的思想,即在不修改源數據提供系統的情況下,最大限度的利用已有的數據實現新的需求。分享友人