We setup a simulation mode based on the mathematic mode given by [ 35 ] 利用文獻(xiàn)[ 35 ]中給出的機(jī)車數(shù)學(xué)模型,建立本文的仿真模型。
At last a simple mathematic mode of vortex instability is given to describe the up most factor of instability in transition 同時對馬赫數(shù)對轉(zhuǎn)捩位置的影響也進(jìn)行了討論。最后簡要地討論了新的轉(zhuǎn)捩判定方法。
Secondly it introduces the interrelated technology of gis , includes the definition , the contents for studying , the state of the developing , the mathematic mode 接著介紹了gis的相關(guān)技術(shù),包括gis的定義、研究內(nèi)容、發(fā)展動態(tài)、數(shù)學(xué)模型。
That is to say , express each objective function as a membership function to form a new mathematic mode ] and a recurrent max - min method is put forward to solve the model 建中普通目標(biāo)函數(shù)以隸屬函數(shù)的形式表示,構(gòu)成新型數(shù)學(xué)模型來表述問題,進(jìn)而提出了循環(huán)極小極大求解方法。
For engineering application , a series of simplification of mathematic mode is presented , which is called as pseudo - rigid - body method , and can be applied easily 推導(dǎo)得到了基于數(shù)值方法的大變形結(jié)果計算表達(dá)式。建立了一系列的用于描述和設(shè)計柔性機(jī)械的簡化數(shù)學(xué)模型? ?偽剛體法。
Under distributing fault centralizing mode , constucting the mathematic mode of distribution network based on the theory of structure variable dissipated network . structure variable dissipated network is a new algorithm which can actualize distribution automation efficiently 在配電網(wǎng)采用故障集中控制模式下,通過簡化的配電網(wǎng)模型,以變結(jié)構(gòu)耗散網(wǎng)絡(luò)理論為基礎(chǔ)建立配電網(wǎng)的數(shù)學(xué)模型,并在此模型下實現(xiàn)配電網(wǎng)饋線故障區(qū)域定位的功能。
The research on vrp before has too much limiting factor , so it is hard to implement . according to operation flow in fact , we put forward a mode of distribution optimization problem base on layers , then analysing subproblems in mode , constructing mathematic mode and giving algorithm 傳統(tǒng)的vrp問題研究,多把問題限制在某一較小的范圍內(nèi),本文結(jié)合實際配送業(yè)務(wù)流程,提出了基于層次的配送優(yōu)化調(diào)度求解模型,分析模型中各子問題,建立數(shù)學(xué)模型,給出求解算法。
The thesis studies the meanings and features of these four aspects and sets up their respective assessment index systems . these assessment methods are built on the mathematic mode ls and the sample researches of city . the thesis contributes a lot to the research of the assessment index system , which embodies the major factors concerning the sustainable development such as economy , social environment and regulations 本文探討了這四個問題的內(nèi)涵、特性、表現(xiàn),分別構(gòu)建出評價指標(biāo)體系,通過建立數(shù)學(xué)模型設(shè)計出相應(yīng)的評價方法,并選取了若干個城市進(jìn)行了實證分析研究,為構(gòu)建一套能夠綜合地、完整地體現(xiàn)現(xiàn)代城市可持續(xù)發(fā)展的經(jīng)濟(jì)、社會、環(huán)境、制度諸方面的評價指標(biāo)體系進(jìn)行了積極探索。
The paper aimed at researching the index systems , methodology , and modes of sustainable road transport development evaluation , and established the mathematic modes with several practical indexes such as transport concinnity , road transport resource saving , road environmental and bionomical protection indexes , with which the sustainable development statuses of road development in china are able to individually or comprehensively evaluated 本文重點研究提出了定量評價公路交通可持續(xù)發(fā)展能力的指標(biāo)體系、理論方法和具體模型,提出了實用的交通適應(yīng)能力分指數(shù)、公路交通資源節(jié)約能力分指數(shù)、公路交通環(huán)境生態(tài)保護(hù)能力分指數(shù)、公路交通經(jīng)濟(jì)財務(wù)發(fā)展能力分指數(shù)、公路交通安全控制能力分指數(shù)等指標(biāo)計算模型,從這幾個角度能夠逐項和綜合評價我國交通可持續(xù)發(fā)展?fàn)顩r。
Investment patterns and strategies of domestic sifs have evolved and transited in these years , and investment styles are increasing day and day , the study and the usage of mathematic modes are shown solicitude for increasingly , and conduct regulars of sifs show more important than games themselves 國內(nèi)證券投資基金投資方式與投資策略近年來發(fā)生了演變與轉(zhuǎn)換,投資風(fēng)格日益多樣化,數(shù)理模型的研究與使用日漸受到重視,證券投資基金的行為規(guī)則比博弈本身顯得更重要。