準線性分析 的英文怎麼說
中文拼音 [zhǔnxiànxìngfēnxī]
準線性分析
英文
quasi linear analysis- 準 : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 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
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
-
At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources
基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,指出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。Standard practice for near infrared qualitative analysis
近紅外線定性分析的標準規程This paper makes a science analysis to power system " s harmonics and harmonic oscillation in partial power net, develop the analysis software of harmonic oscillation characteristic. make use of this software can obtain the harmonic oscillation characteristic curve in a row frequency range, can discover accurately oscillation, can make an in - depth analysis and statistics and renew the realistic curve of voltage or current on the basis of the measured - data
本文通過對電力系統諧波及局域電網諧波諧振現象的理論分析,設計、開發了局域電網諧波諧振特性分析軟體,利用該軟體可以獲取連續頻域內的諧波諧振特性曲線,發現準諧振區域,而且還能根據實際測試數據,正確統計分析出所要求的參數,同時能夠恢復電網實際的電壓、電流波形,並能根據國家標準自動生成分析報告。The computing formulas of seismic reliability for that kind of configuration are given
同時給出了在各個抗震可靠性分析準則條件下接線系統的抗震可靠性。Based on quasi - linear model of sr motor, the influences of angle on phase current, output power, energy loss are analyzed. an optimum result of angle is produced in accordance to given target
基於sr電機的準線性模型,本文分析了開通角和關斷角與相電流、輸出功率以及損耗之間的關系,並根據給定的優化目標,給出了該電機開通角和關斷角的優化結果。According to the numbers of segmentations, dts has multi scale feature and can reflect different trend similarity of time series under various analyzing frequency. 2 ) an enhanced algorithm, based on dual threshold value, and the conception of sub - series linear are proposed. relative point average error is used to measure the linear degree of sub series, which produced by bottom _ up algorithm
對應時間序列線性分段數目的不同,序列趨勢距離具有基於時間的多尺度分析特性,可以有效反應不同分析頻率下時間序列的相似程度; 2 )採用相對點平均殘差衡量bottom _ up演算法劃分的子序列線性度,提齣子序列線性度概念和一種雙誤差閥值改進演算法,大大提高了趨勢序列模型的準確性。The most commonly applied assay parameters accuracy, precision, detection limit, specificity, selectivity, calibration linearity or nonlinearity, stability, recovery, reproducibility and repeatability are carefully defined along with some recommendations required for assessing data acceptability arrived at the conference on analytical methods validation
美國分析方法認證會議曾推薦用分析參數(準確度,精密度,檢測限度,專屬性、選擇性、校準線性或非線性、穩定性、回收率、重演性與重覆性)作為判斷實驗數據的可采納性。The nonlinear motion of the flight quasi - steady state is as a basic motion to be analyzed and simplified to formula the ideal state, output and control variables, and to produce its linear model
以準穩態運動為基準,對其運動非線性分析,並適當簡化,生成準穩態運動的期望狀態、輸出、控制和小擾動線性化模型。Combined with the experimental values of eleven sgrc frames, the results calculated by computer program of this paper have some errors, so this paper analysis some relative reasons which can cause error. the proper ascertainment of the value of stiffness reduction factor of the components of sgrc frames is discussed. by contrasting push - over method with some other nonlinear analytical methods, this paper indicates this method in this paper is a simple and convenient method, and this method is practicable and applicable in future engineering
通過比較這11榀煤矸石混凝土框架由本文方法得到的計算值與其試驗值,總結了本文方法產生誤差的一些相關原因,討論了煤矸石混凝土框架剛度折減系數的取值問題,對比其它非線性分析方法,表明了本文方法的簡便性和準確性,進而預測了本文所使用方法在未來工程實際中的可用性和適用性。Through numerous experiment and analysis of scattering characteristic about fat and protein in milk, we find their characteristic about fat and protein in milk, we find their scattering law and establish the correlative scattering model of fat and protein in milk. especially, we adopt surface fitting to break through this problem from theory and technology, without isolating protein from milk, we can directly measure the protein in milk, that is to say, completely realizing the quickly accurate measurement of protein in milk. furthermore, we bring prosperity for the field of measuring multi - ingredient in milk through light scattering theory
經過大量實驗和對牛乳脂肪蛋白質的散射特性分析,我們找到了他們的散射規律,並建立了牛乳脂肪和蛋白質的關聯散射模型,並採用多元線性回歸的曲面擬合法徹底突破了這一難關,無需把蛋白質從牛乳中分離出來,可直接對牛乳這一復合體中的蛋白質進行測量,完全實現了快速而準確的牛乳蛋白質測試,為利用光散射原理同時測量牛乳多成份這一研究領域開辟了光明而廣闊的前途。The standard drawing of composite tunnel lining for single - track railway tunnel is improved, and the concept of full - circular monolithic lining and some kinds of primary scheme have been given. the design schemes are proposed after studying the stability of surrounding rock, comparing technique economy and analyzing all kinds of primary schemes
本文針對單線電化鐵路隧道復合式襯砌標準圖存在的問題進行了結構優化設計研究,提出了全環整體模築襯砌的概念和若干種方案,並對其進行圍巖穩定性分析、技術經濟比較和綜合受力分析,在此基礎上提出了建議採用的設計方案。This paper presents the prestack time migration to curved rays for minor fault blocks, which is of more accurate migration, allowing the travel - time equation to be more close to the real pathway of layered media seismic wave propagation, the focused imaging to be more precise, the migrated results to be of good preserved amplitude processing property and the output trace gathers to be used for the lithologic analysis and inversion study
採用彎曲射線疊前時間偏移技術使小斷塊準確偏移歸位,其走時方程更接近層狀介質地震波的真實傳播路徑,成像聚焦更精確,且通過特殊振幅處理,其偏移結果有很好的保幅性,輸出的道集可以用於巖性分析和反演研究。In view of the research situation of the technologic and economic evaluation on the constructed program of the pacific road " section in the no : 1 route of wuhan city ' s light rail transit at present, especially the researchment on the trend of the route, the paper discussed detail research of the constructing plans by using various theories of fundamental construction econnmics, etc, based on the the general urban constructing plan of wuhan, etc. the qualitative analysis method and the quantitative analysis method are connected to be applied into this paper for the research work
本文根據《武漢市城市總體規劃》 ( 1996 - 2020 ) , 《城市快速軌道交通工程項目建設標準》 , 《武漢市綜合交通規劃》 ( 1996 - 2020 )以及運籌學、技術經濟學、投資管理學、基本建設經濟學等原理和相關理論,對武漢輕軌交通一號線太平洋路段這部分關鍵建設線路方案的比選進行了論述及細化研究。本文採用定性分析與定量分析相結合的方法,對軌道線網初始方案進行測試與調整;對多個線路走向的初始方案進行篩選,確定兩個備選方案,再對軌道交通線網優選方案進行綜合比選評價,最終得出軌道交通線網的推薦方案,增強了建設方案的科學性和合理性。In the radioactivity measure of the environment samples, hpge - spectrometer can expediently analyze the species and content of the radionuclide in the environment samples. those demands the detection efficiency corresponding to the different energy y - ray in the various environment samples
在放射性測量中,採用高純鍺譜儀可以方便地分析環境樣品中放射性核素的種類和含量,但要準確地分析核素含量,需要準確知道各樣品中的各種能量射線的探測效率,通常由一定密度和樣品量的標準樣品來得到這一效率。If the market is nonlinear dynamics, then we would have a mistake result by using standard statistic, especially we using random walk model
如果市場是非線性動力系統,那麼,使用標準統計分析就會得出錯誤結果,特別是使用隨機游動模型時。Numerical stability, the other issue of the lattice boltzmann method, is discussed in chapter 5. corresponding to the uniform and shear background flow, the stability of d2q7 d2q9 and d3ql5 model is analyzed through the von neumann linear stability theory, both the conclusion about the mass distribution parameters, the wave number, the relaxation time and the uniform velocity, and the linear stability criterion n r0. 58 are instructive to numerical simulation of flow
第五章考慮了數值方法另外一個方面的問題,在均勻流和剪切流兩種背景流場下,運用vonneumann線性分析法,針對d2q7 、 d2q9及d3q15格子模型,分析了質量分佈參數、波數、鬆弛時間和平均流速等決定模型穩定性的主要參數對模型穩定性的影響,得到了對流場數值計算具有指導意義的一般性結論與線性穩定性標準n r _ e ~ ( 0 . 58 ) 。The two important instruments, linear and approximate analysis, o n which neoclassical economics depends, could n ' t be used to precisely describe practical capital market. many empirical analysis, home and abroad, show the limitation of emh
新古典經濟學賴以生存的線性分析和近似分析這兩個主要工具,無法用來準確描述復雜的資本市場,國內外許多實證研究都佐證了emh的失效。Turbojet engine is selected as propulsion system according to the practical situation. the work of this part ranges from design to characteristic analysis. the characteristic curves of engine in various situation are shown, which provides preparation for trajectory computation
並對渦噴發動機從設計到特性分析做了大量的工作,給出發動機在不同工作狀態下的特性曲線,為進一步研究彈道設計提供了前期的準備工作。This paper puts emphasis on dynamic simulation based on switched reluctance drivers ' s ( srd ' s ) nonlinear model, and study of fuzzy control for srd. based on switched reluctance motor ' s linear, nonlinear model, the dynamic simulation model of srd ' s is built respectively. the phase current, phase torque, total torque and speed of srm in current chopping control ( ccc ) and angular position control ( apc ) are calculated respectively with this simulation
本文在分析sr電機線性、準線性、非線性模型的基礎上建立了四相( 8 / 6極) sr電機調速系統( srd )動態線性、非線性模擬模型,分別對電流斬波控制方式( ccc )與角度位置控制方式( apc )下sr電機相電流、一相轉矩、合成轉矩及角速度進行了模擬。分享友人