相關線性方程 的英文怎麼說

中文拼音 [xiāngguānxiànxìngfāngchéng]
相關線性方程 英文
dependent linear equation
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
  • : 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...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • 相關 : be interrelated; be related to; be bound up with; correlation; dependence; relevance; mutuality
  • 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...
  1. Macro - economic condition : gray forecast method and econometrics models are used in studying the relationship between macro - economic condition and the demand of auto car. the relationship of the demand to per capita gdp, annual per capita disposable income of urban residences, balance of savings deposit of rural and urban residents is studied quantitatively. the article proves that the three factors listed above have linear relationship with auto car demand

    在宏觀經濟環境面,運用灰色預測的法和經濟計量模型對人均gdp 、人均可支配收入、居民年底儲蓄余額與轎車需求量的系進行了定量研究,說明這三個因素與轎車需求之間存在著系並且度很高,其中居民年底儲蓄余額對轎車需求增長的促進作用最大。
  2. The paper studied tests on three epiboly profiled bar concrete beams, bearing capacity of normal section, stiffness and behavior of cracks, and put forward formulas as advise. based on extant nonlinear concrete theory, a fem model was built by ansys program. the results of fem analysis was verified by tests data. some parameters in fem model were changed to build different models and the analysis results were compared with the advised formulas

    本文通過三根外包型鋼混凝土梁試驗,研究了其正截面承載能力、剛度以及裂縫面的質,並提出了一些建議公式。同時在現有混凝土非分析理論的基礎上,採用ansys有限元分析序建立了外包型鋼混凝土梁的有限元模型,結合試驗數據對模型進行了驗證,另外還改變了一些參數建立了有限元模型,並和建議公式的結果進行了對比。
  3. We get the math module according to the second law of newton and the foundation of the dynamics, analysis the force of the cart and pendulum, and adopt the concept of " the equivalent cart ". during writing the equitation of the system, the equitation has been processed by linear

    利用牛頓第二定律及的動力學原理等建立數學模型,對小車和擺分別進行受力分析,並採用等效小車的概念,列舉狀態,進行化處理,最後通過極點配置,得到變量系數陣。
  4. 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,並按變量對應思想採集它們的應數據;其次,由於應水位過數據中含極強的非系,本論文經細致的理論分析,將基本的非分析法、統計建模法、隨機分析理論、最小均誤差原則等等數學理論及法有機揉合,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)差分析法;再次,將這一法用於黃河中高及中低含沙類洪水應水位過的擬合,實現了這一典型非系的高精度擬合,各年汛期上下游應洪水位過的擬合誤差都較小;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準確預報的困難所在及改進向。
  5. In this paper, the effects of fly ash, cement, lime, fine sands, foam agent, w / c ratio and additional agent on foamed concrete were studied by experiments, the best combination ratio of fly ash foamed concrete whose density varies from 551kg / m3 to 650kg / m3 was obtained through orthogonal test design, the foam agent quantity and the fly ash quantity effect the fly ash foamed concrete greatly, so the author selected them as independents to establish duality linear regression equations, the equations were quite ideal through the test of model summary r. moreover, the author also did some experiments about the water resistance of magnesium oxychloride cement fly ash foamed concrete, the outcome showed that phosphoric acid has good effect on water resistance, and its appropriate quantity was found

    本文通過試驗研究了粉煤灰、水泥、石灰、細砂、發泡液、水灰比及外加劑對粉煤灰發泡混凝土能的影響,採用正交設計試驗法得出了600級粉煤灰發泡混凝土的最佳配合比,同時發現發泡液和粉煤灰摻量對發泡混凝土的影響最為顯著,因此,以二者為自變量建立了二元回歸,通過全系數的檢驗發現較為理想。此外,還對氯氧鎂水泥基粉煤灰發泡混凝土的耐水進行了實驗,發現磷酸有較好的耐水效果,同時找到了其合適的摻量范圍。
  6. Many planets ( for example, ganymede, mercury, the earth, jupiter and saturn ) and stars ( for example, the sun ) possess intrinsic magnetic fields. the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists. this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars. it is the fluid motions, usually driven by thermal convection, that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars. in planets, the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation, magnetic fields and spherical geometry. the key dynamics involves the interaction between the coriolis and lorentz forces. in the sun, it is the solar tachocline, a thin shear flow layer located at the base of the convection envelope, that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle. some results of a new nonlinear three - dimensional solar dynamo model are also presented

    許多行星(如木衛三,水星,地球,木星和土星)和恆星(如太陽)具有內部磁場.對這些磁場的存在和變化的解釋對行星科學家和天體物理學家是一個巨大的挑戰.本文試圖總結行星和恆星的導電流體內部磁流體力學研究的新近發展和困難.一般由熱對流驅動的流動通過磁流體力學過產生並維持在行星和恆星中的磁場.在行星中磁流體力學過強烈地受到轉動,磁場和球幾何位型的綜合影響.其動力學的面涉及科里奧利力和洛倫茲力間的互作用.在太陽中其流,即處于對流層的薄的剪切流層在太陽的磁流體力學過中扮演了一個基本的角色,並由之產生了11年的太陽黑子周期.本文也給出了一個新的非三維太陽發電機模型
  7. It is not hard to conclude that the theory can also be used to solve the problem of reparametrization of curves and surfaces. the fifth part is the expression of normal curves and surfaces in the form of bsc and bbc. the last part involves the applications of the theory of bsc and bbc curves and surfaces in the field of reparametrization of curves and surfaces and entitative modeling

    主要研究bbc函數的構造、表示和質, bbc曲曲面的表示法,曲曲面的參數以及它們的質和特徵, bbc曲曲面b zier曲曲面的系, bbc曲曲面的演算法;第四部分是tbsc和tbbc曲曲面理論,涉及tbsc和tbbc函數的概念, tbsc和tbbc曲曲面的及其與b樣條曲曲面以及b zier曲曲面的系;第五部分是常用曲曲面的bsc和bbc表示;第六部分是bsc和bbc曲曲面理論在曲曲面重新參數化中的應用和實體造型中的應用。
  8. This text expanded the magnetoelastic stability issue of current - carrying component from coil, pole piece to thin current - carrying plates, and used special function to differentiate the critical state of losing magnetoelastic steady, the number value of getting the relevant parameter is solved. the text derives and provides the magnetoelastic movement equation of thin current - carrying plates, the geometry equations and the physics equations, the expression formula of lorent ’ s force, electro dynamics equation through the theory at first

    本文將載流構件磁彈穩定問題由圈、桿件拓展到載流薄板,並引入特殊函數判別磁彈穩定問題的失穩臨界狀態,得到了參量的數值系。首先通過理論推導給出了載流薄板的磁彈動力學,幾何與物理,洛侖茲力的表達式,電動力學
  9. For example, the pushover curve analysis has no way to consider the hysteretic energy and the energy dissipation in other ways, and to consider the material fatigue and the scathe in the structures " to - and - fro motion. the work done in this thesis is mainly as follows for trying to make better of the capacity - demand curve in existence : 1. confirm the factors those caused the discrepancy between the different capacity curves : the shape of lateral load distribution, assumption of member bars model, irregularity of the structures, p - effects

    為此,本文有針對地開展了一些工作:闡述了基於態的設計法和基於位移的設計法的概念及發展歷;介紹了幾種現有的能力-需求曲法的原理及分析步驟並剖析了它們的不足;列舉了影響能力-需求曲法計算準確的主要因素,通過算例比較分析它們各自的影響度從而得出了其中最為重要的影響因素;針對已有的分析結論提出了對現有能力-需求曲法的改進案,通過算例分析驗證了改進效果。
  10. Series full - auto pipe expander with drawing device and program interface is used with extruding machine. it is also used solitarily, while expanding pipes, the machine adopts translation, the action is steady and corret, it does not damage pipe materical, the machine adoptes double - infrared heating oven type, each oven is equipped with heating cire, the shaping method adopts expanding - end shaping, the size of pipe mouth is correct. on its panel, there is a transfer swith of expanding solvent type pipe socket ( straigh port ) and expanding sealloop type pipe socket ( rport ). the choice of expanding pipe type is very convenient, the technologocal adaptability is strong, its main electric control elements are all imported. the syetem charecteristics are steady and reliable

    配有與主機配套的接料牽引裝置和應的序介面,既能與擠管主機聯使用,又可以作單機使用;擴管時管材的移動均採用平移式,動作平穩準確而且不易損傷管材;這種機型採用紅外加熱式且為雙加熱爐型,每個加熱爐都配有中心加熱爐芯;成型式均採用擴管頭定型式,管口成型尺寸準確;該機型在控制面板上設有擴溶劑型承介面(直口)和擴彈密封圈型承介面( r口)的轉換開,擴管式選擇十分便,工藝適應強;主要的電器控制元件均採用進口元件,系統能穩定可靠。
  11. Based on this kind of relations between the topological structures and the content distributions we study the web modelling, community identification and some related application problems in detail : first, after some existed characteristics of the web topology are verified, some new characteristics are discovered : the high clustering property in micro - topology ( high average gathering coefficient ), the obvious mapping relation between the topological struture and the content in micro - level 、 linear irrelevant between the degree distribution of network nodes and the relative degree distribution of contents etc. then after analysis the topology of the complex network and the network modeling, the muti - scale determinism is proposed, especially for the information network a web evolvement model ( prcp model ) that fused the node authority and the node correlation is proposed. the model deduction, evolving learning verification and large scale experiment proof indicate that the model can explain the micro - topology centralizing phenomena, can imitate the mapping relation between the network connecting distribution and network content relative distribution and also can predict the mapping relation between the topology clustering and content clustering

    本文在詳細觀察了web網路的拓撲結構特徵以及拓撲結構與內容分佈系的基礎上,以信息網路的物理連接拓撲結構與節點內容度分佈之間的系為主,從網路特徵、網路建模、社區分析及應用面問題進行了深入細致地探討:首先在驗證了前人提出的web網路拓撲結構特徵基礎上,進一步發現了信息網路所具有的一些新特徵: 1 )網路微觀顆粒度的拓撲結構聚團與內容聚團存在明顯的映射系,具體包括節點之間的物理連邊概率與節點之間的內容度成指數比例系、節點形成三角形拓撲結構的概率與節點內容緊密度之間同樣具有一種指數比例系; 2 )網路節點連接度整體分佈與節點內容度整體分佈是的; 3 )網路微觀拓撲結構中的存在很強的集聚(平均聚團系數很高) 。
  12. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    對于曲坐標系下的拋物化穩定,文中發展了求解的高效數值法:引進法向變換,使得在臨界層與壁面之間的擾動量變化最快的區域有更多的法向網格點;導出包含邊界鄰域在內的完全四階精度的法向有限差分格式,這對精確離散至重要;採用全局法和局部法結合的法及其新的迭代公式,大大加速收斂並得到更精確的特徵值。
  13. Taking the characteristics of road and bridge engineering into account, this paper makes systematic analysis and study on applications of static gps in data processing of surveying in road and bridge engineering : the feasibility of using single point positioning result as starting point is studied and the influence of it on baseline solution is discussed ; on account that the software provided along with instrument by vendors usually does not support coordinates in the independent engineering coordinates system from gps observations, a simple and effective method is represented for the gps data processing in the independent engineering coordinates system and is programmed. through real examples the method and programs are testified ; from gps surveying the wgs - 84 coordinates are acquired, while in reality coordinates in local coordinate system are needed, so conversion from wgs - 84 coordinates to local coordinates is necessary

    結合路橋工的特點,對靜態gps在路橋工式控制制測量中的數據處理作了系統的分析和研究: ?對單點定位結果作為起算點的可行進行了研究,並探討其對基解算的影響; ?鑒于商家提供的隨機軟體往往不支持利用gps觀測得到工獨立坐標系中坐標,為工獨立坐標系gps數據處理提供了一種簡便有效的法,並編制了的處理序,通過實例驗證,序是正確的、法是可行的; ? gps測量得到的是wgs - 84坐標,而實用上需要的是地坐標系坐標,因而得把wgs - 84坐標轉換地坐標系坐標。
  14. The system equation is nonlinear due to the dependence of permeability on the volume strain of solid phase

    由於滲透率與固體體積應變,系統為非
  15. ( 2 ) on the basis of continuity equation, momentum conservation equation, energy conservation equation, and substantial equation, coupled thm governing equations are derivated with giving up the assumption of local thermal equilibrium, adopting thermal elasto - plastic constitutive relation, taking the effect of temperature gradient on groundwater seepage ( analogous to soret diffusion ) and the effect of viscous dissipation of groundwater on temperature field of rock mass into account

    ( 2 )根據連續動量平衡和能量守恆以及應的物推導了飽和巖體溫度場-滲流場-變形場三場耦合作用控制組。在推導控制組時舍棄了「局部熱平衡」假設,採用了熱彈塑本構系,考慮了溫度梯度對地下水滲流的影響(類soret效應)以及地下水的粘耗散對巖體溫度場的影響。
  16. Two test methods are employed : one is loading the samples before thawing, and the other is loading the samples after completely thawed. the coefficient of thaw settlement as a function of granule, as a function of water, and also as a function of dry density are protracted ; besides, the consolidation coefficient of thawed samples as a function of granule, as a function of water, and as a function of dry density are protracted. we can discover from the test results that the thaw - settlement coefficient and the consolidation coefficient of thawed samples are mainly relevant to the granule, dry density and the water content they have little to do with the geology and geography factor of the frozen soils

    為了研究季節凍土區工業民用建築的基礎淺埋穩定問題,特開展了有季節凍土的融化壓縮特的研究,先後在內蒙古農業大學三個比較典型的建築地點取了將近三百個試樣,在室內進行試驗,採取兩種試驗法即先融化后壓縮試驗法和同時融化壓縮試驗法,通過對這三個不同地點的兩種不同的試驗法的試驗結果進行對比分行,分別繪制了融沉系數與凍土的含水(冰)量、干容重以及顆粒級配的系曲;融化壓縮系數與凍土的含水(冰)量、干容重以及顆粒級配的系曲,由試驗結果發現凍土的融沉系數和融化壓縮系數都與凍土的含水量呈正向系,可近似的用來表示;兩種實驗法的總沉降量與凍土的含水量呈正向系,與凍土的干容重呈反向系,也可以近似的用來表示。
  17. Especially, when the isocline of x is monotone decreasing in 0 < x < 1, the svstem has no limit cycle and is globally stable ; next, we construct a saddle bifurcation at the boundary equilibrium and a degenerated bogdanov - takens bifurcation at the interior equilibrium by choosing appropriate parameter values in the following two sections, where our work are based on the theory of central manifolds and normal torms. we prove that is a codimention 3 focus - type equilibrium. system ( 6. 1 ) will have two limit cycles at some appropriate bifurcation parameter values, and have homoclinic or double - homoclinic orbits at some other appropriate bifurcation parameter values ; at last, we study the qualitative properties of the system at infinite in the poincare sphere

    因為系統在( 0 , 0 )點處沒有定義,這給研究其在( 0 , 0 )附近的動力學質帶來了困難,我們應用文獻[ 17 ]中于研究非奇點的系列理論和法,圓滿解決了這一問題,給出了第一象限內當t +或t -時,在全參數狀態下系統的軌趨于( 0 , 0 )點的所有可能情況,其圖也得以描繪;並且,系統不存在極限環的幾個充分條件我們也予以列出,當x的等傾在0 x 1范圍內遞減時,系統不存在極限環,全局漸近穩定;然後,我們以中心流形定理和正規型法為主要工具,巧妙選擇參數,分別構造了一個余維2的鞍點分岔和一個余維3退化bogdanov - takens分岔,證明了平衡點是余維3的焦點型平衡點,存在參數, m ,的值使得系統( 6 . 1 )有兩個極限環,還存在參數, m ,的另外值使得系統( 6 . 1 )有同宿軌或雙同宿軌。
  18. Under the same lipschitz condition as for newton ' s method, we give a result on the existence of a unique solution for the nonlinear equation by using a technique based on a new system of recurrence relations

    在與kantorovich條件同的lipschitz條件下,我們通過基於新的遞歸系的技巧給出非解的存在唯一定理。下面介紹本文的主要內容。
  19. Instead, there needs to store only the original coefficient matrix, some auxiliary matrices for the preconditioner and several vectors in the iteration methods. further, the core of the iteration is the matrix - vector multiplication and the solution of the auxiliary equations corresponding to the preconditioner. if the solution of the auxiliaries spend not very much, the computational cost in each iteration step will be very cheap, due to the fact that the sparsity of the matrix can be exploited sufficiently

    與直接法比,迭代法只需存儲原系數矩陣、對應于預處理的幾個輔助矩陣與少量幾個向量,且迭代中除求解輔助組外,其餘的計算主要是稀疏矩陣與向量乘積,從而能充分利用稀疏減少計算量,但迭代法的收斂速度一般與系數矩陣的譜分佈有
  20. By using the multi - linearity regression model and the non - linearity logit model on the 123 listed companies of china in 2002 respectively, this paper also documents : after controlling the firm characteristics variables, the corporate governance variable increases the explanation power of the multi - linearity equation and it is positively related to enterprise credit significantly ; in the non - linearity logit model, we find that corporate governance has different effects on the companies that own dissimilar credit ratings, the improvement of corporate governance will powerfully upgrade the enterprise credit especially when the company owns a lower credit rating

    在實證面,本文運用多元回歸法與logit非法對我國2002年123家上市公司進行了實證研究:在多元回歸法中,在控制了影響企業信用的企業屬變量的基礎中加入公司治理變量,發現公司治理變量的加入有助於加大的解釋力度,並且兩者在統計意義上顯著正,說明良好的公司治理能在一定度上提升上市公司的信用水平;在logit非中,我們發現企業信用水平不同時,公司治理對上市公司企業信用的影響是不同的,尤其是當企業信用水平較低時,公司治理的改善能在較大度上提高上市公司的企業信用。
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