方程式的根 的英文怎麼說
中文拼音 [fāngchéngshìdegēn]
方程式的根
英文
root of equation- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 的 : 4次方是 The fourth power of 2 is direction
- 根 : Ⅰ名詞1 (植物的營養器官) root (of a plant) 2 (比喻子孫後代) descendants; posterity 3 [數學] ...
- 方程式 : capeta
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The main idea of this method is to choose a set according to the order of polynomials, to eliminate by making use of bezout eliminant, get zero set from the improved formula about set of zero points, so that a polynomial system of equation ~ set of zero points can be got only by one time arrangement
該方法的主要思想是:根據多項式秩的大小選取基組,採用貝左結式消元,用改進型零點集結構式確定零點集,從而只需一次整序就可求得一個多項式方程組的零點集。Sums received for the use or right to use outside hong kong any patent, design, trademark, copyright material or secret process or formula or other of a similar nature, which are deductible in ascertaining the assessable profits of a person under profits tax not applicable to sums received or accrued before 25 june 2004 section 15
就容許或授權在香港以外地方使用專利、設計、商標、受版權保護的資料、秘密工序或方程式或其他相類性質的財產而收取的款項,而該款項在確定某人根據利得稅的應評稅利潤時是可予扣除的(不適用於在2004年6月25日前收取或應累算的款項) 。 《稅務條例》第15 ( 1 ) ( ba )條In the thesis, the fundamental formula of ffd method derives from the square root that is approximated by a continued fraction expansion in the one - way wave equation. optimizations of the parameters of the finite - difference operator improve the validity of the method
本論文用連分式近似單程波波動方程中的平方根導出ffd演算法的基本公式,並對ffd演算法中的有限差分運算元進行了系數優化,進一步提高了計算的有效性。The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward
主要成果包括:提出了模糊隨機變量協方差和反向協方差的概念;研究了二階模糊隨機變量的均方收斂性,並在此基礎上得到了均方模糊隨機分析、平穩模糊隨機過程及其譜分解的若干定理;根據均方模糊隨機分析理論,得到了輸入為模糊隨機過程的線性系統的輸出輸入統計特徵關系方程;證明了ito型模糊隨機微分方程解的存在唯一性,並給出了ito型線性模糊隨機微分方程解的表達式,統計特徵方程以及非線性模糊隨機微分方程的數值解法;得到了模糊線性系統的穩定性和可觀性條件、線性模糊隨機系統統計特徵方程和線性模糊隨機系統的kalman濾波演算法;研究了當觀測值是模糊數據時,線性回歸模型的建立。According to maxwell ' s equations of electromagnetism, as a magnetized object shrinks by a factor of two, its magnetic field strengthens by a factor of four
根據馬克士威的電磁方程式,當一個磁化的物體縮小為原來的二分之一時,它的磁場強度就變成原來的四倍。Based on the principle of material balance in the reactor and the second pond, the equations of the sludge age with microbial growth rate and with the substrate removal rate are deduced in the paper
文中根據曝氣池和二沉池的物料衡算原理,推導出了泥齡與微生物增殖率、基質去除率的關系方程式。Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition
首先對漸開面二次包絡理論進行了深入的探討,推導出了兩次嚙合的嚙合方程式、瞬時接觸線方程式、根切界限線方程式、嚙合界限線的方程式及其存在條件,相對運動速度方向與接觸線方向的夾角及接觸線上各點的誘導法曲率;此外,還對磨齒后工件的齒面誤差進行了理論分析;並在理論基礎上編制了相應的計算機程序,自動生成接觸線族及嚙合界限線,對不同參數條件下的嚙合情況進行分析,可以使工藝條件達到最佳狀態;最後研究了磨齒裝置,設計了磨齒機的傳動系統。Tooth surface equations and contact line equations of the involute worm gearing are established according to its machining methodology. meshing characteristics in rigidity condition are studied. these characters include the inductive normal curvature along the contact line on the worm surface, the first and the second limit lines during the engage of the worm gear, and the influence of the intersect angle between the contact line the relative velocity of the worm and the gear on transmission performance
根據漸開線圓柱蝸桿傳動的創成方法,建立了漸開線圓柱蝸桿和蝸輪的接觸線方程式、齒面方程式,分析了漸開線圓柱蝸桿傳動的剛性嚙合特性,如蝸桿與蝸輪嚙合時的誘導法曲率、一類界限曲線、二類界限曲線和蝸桿與蝸輪間相對速度方向和接觸線方向的夾角對傳動性能的影響; 2It has all kinds of generating wave tools such as through mathematic formula, through waveform storage, input special points and insert other points. in other hand, it has many edit and process methods, for example, user can draw wave by hand, make arithmetic process, and can add window, filter wave, smooth wave etc. so it help us create all sorts of waveforms
波形生成方式有包括數學方程式產生波形、波形庫產生波形、導入數據文件產生波形等多種靈活多樣的方式;手動繪制波形、波形段序列組合、算術處理、加窗、濾波、平滑等編輯處理功能大大豐富了軟體的內容,使得儀器能夠根據需要產生各種常規波形及非常規波形。And lager step size could be used in the integral process. based on the gear method and the differential - algebraic equation simultaneous solution method, the newton iteration formula is derived in this thesis
本文根據電力系統全過程動態模擬軟體的基本積分方法( gear法)和微分一代數方程聯立求解法,構造了gear法聯立求解微分方程組和代數方程組的牛頓迭代公式。According to the power equation of pipe ozone cell, this paper takes advantage of the advanced technology and experience of ozonier, analyses and discusses the approach of improving the power and efficiency of the ozone generator
本文借鑒了國內外臭氧發生器先進技術和經驗,根據管式臭氧發生器放電室的電暈放電功率方程式,分析討論了提高臭氧發生器功效的途徑。The first, in this article analyzed the development of the hydraulic spring operating mechanism and based on the theory of energy and liquid, founded the athletics equation in the case of no load. so it was certainly to know the fluence of the data which come from the mechanism
本文首先總結分析了當今電力市場上極為走俏的彈簧液壓機構發展歷史和工作原理,然後根據能量守恆定律和貝努利方程,建立了選用彈簧液壓機構的壓氣式開關在空載情況下的機械運動方程式,分析了彈簧液壓機構各有關參數對斷路器分、合閘過程的影響。Firstly, the predesign is carried out by use of the conventional analysis, and then the acceleration curve of the cam driven component is processed and revised discretely according to the requirements of dynamics performance. the design equation based on a refined finite - difference algorithm is established and the calculating process is realized by the computer programs. consequently, the cam profile with good performance can be attained
該方法先用常規解析法作初步設計,根據動力性要求對從動件加速度曲線進行離散化處理和修正,再用有限差分法建立凸輪型線的設計方程式,通過計算機程序進行計算求解,因而可以獲得優良性能要求的凸輪型線。In the first algorithm, a solution to transcendental equations is converted into a solution to roots of a monic polynomial, and the latter can be fulfilled easily by using functions roots or solve in matlab. in the second algorithm, taking advantage of the property that the distance between solves in a circular domain and the center of the circle is less than that of solves out
方法一:將對超越方程的求解轉化為對首一多項式的根的求解,然後利用matlab的roots或solve函數進行求解;方法二:利用圓形區域內超越方程的解與圓心的距離小於區域外的解與圓心的距離和fsolve函數求解方程時優先搜索離初值最近的解的特點,將圓心坐標值作為fsolve函數求解的初值,先求解出包含指定區域的圓形區域內的解,再從中找出指定區域內的解。Solutions should be explained and supported ( e. g. by plots, discussions, and / or derivations, depending on the problem ). remember to properly label all plots as discussed in the previous section
要充分解釋並且提出輔助資料證明作業的答案,譬如可以運用圖表、討論及或者方程式推演的方法,會根據問題的內容不同而有差異。記得要把所有的圖表確實的照前面所講過的方式標示好。The computation might be something mathematical, such as solving a system of equations or finding the roots of a polynomial, but it can also be a symbolic computation, such as searching and replacing text in a document or ( strangely enough ) compiling a program
運算也許是一些數學的東西,比如求解一個方程組,或者是找到一個多項式的根;但也可能是一些符號化的東西,例如在一個文檔中查找替換一些文字或者編譯一個程序(盡管十分神奇) 。First, we give a polynomial series and study its minimum positive zero points, from this, the theorem of delay differential equations with both positive arguments and constant coefficient is obtained, this theorem is more explicit and practicable
1具有正時滯的微分方程解的零點分佈為了證明方便,歸納定義多項式序列如下:記多項式_ i ( s )的最小正根為b _ i 。定理1According to the rate of increase form of the equation of the income, money supply rate of increase which as monetary policy intermediate objective mainly is decided by the economic growth rate, rate of price rises and rate of change of speed of the monetary velocity. therefore, through the study on monetary velocity, we can analyze the actual effect of the monetary policy more deeply, and play a certain reference arriving role to the formulation and implementation of the monetary policy
根據收入方程式的增長率形式,作為貨幣政策中間目標的貨幣供應量增長率,主要取決于經濟增長率、物價上漲率和貨幣流通速度變化率。因而,通過對貨幣流通速度的研究,能夠更加深入地分析貨幣政策的實際效果,並對貨幣政策的制定和實施起到一定的參考作用。Firstly, based on n - s equation, the momentum differential equation ( contained centrifugal force ) is derived by simplification in boundary layer and then integrates the differential equation over the thickness of the boundary layer, the momentum integral equation is deduced. the dimensionless centrifugal factor is introduced, then the solution of the momentum integral equation is obtained. the dimensionless group is introduced to determined separation of boundary layer
本文首先根據粘性流體力學的一般方程,通過在邊界層內進行量級比較,在所限定的范圍內得到了含有離心力的邊界層動量微分方程並給出其滿足的邊界條件,然後對該微分方程在邊界層內積分得到離心泵葉輪邊界層動量積分方程,在求解過程中引入了無量綱離心因子,並作了相應合理的假設,得出積分方程解的一般表達式,並引入以邊界層動量損失厚度為主要特徵量的無量綱參數對邊界層分離進行評價。In this paper, the working fluid is air. experimental study of the nine different structure parameters of 3 - d ift with staggered arrangement fins in the reynolds number range of 250 to 30000 is performed to investigate the characteristics of heat transfer and flow friction behavior. analyses and reduces the experimental data by the least square method, obtains the nusselt and fanning friction fitting criterion equations
本文以空氣為工質,在re 250 30000范圍內對九根具有不同肋形結構尺寸的肋叉排三維內肋管的換熱及流動特性進行了研究,並運用最小二乘法分析和處理實驗數據,獲得努謝爾特數,范寧摩擦系數與雷諾數,肋幾何參數的準則方程式。分享友人