center differential 中文意思是什麼

center differential 解釋
中心差動機構
  • center : n vt vi 〈美國〉＝centre n 1 中心；中心點；圓心；中央；中樞，核心；中心人物；根源，起源。2 〈常C ...
  • differential : adj 1 差別的，區別的；特定的。2 【數學】微分的。3 【物、機】差動的，差速的，差示的。n 1 （鐵路不...
  1. In the third chapter, a methodologies to realize second - order band - pass filter with which center frequency tuned in a wide range using mcdi ( multiple output current - mode differential integrator ), these two kinds of mcdi are composed of pmos and nmos input transistors respectively, lastly we compare these two integrators " merits and disadvantages

    第三章：提出了輸入級分別為pmos管、 nmos管的多輸出端電流模式全差分積分器，並由此構成了中心頻率連續可調的二階帶通濾波器，同時比較了二者的優缺點。
  2. The differential pinions mounted on the legs of the spider revolve around the center axis of the spider as the differential case rotates

    差速器小齒輪安裝在方向節十字軸支架上，在差速器齒輪箱旋轉時，它會繞著方向節十字軸的中心軸一起旋轉。
  3. It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used

    （ 2 ）建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程，並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為，利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程，重點研究了非線性剛度、轉子轉速、偏心質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。
  4. It includes the following aspects : adopting the partial differential equations and neighborhood average smoothing methods to reduce image noises. mapping the rgb three - color and gray scale histogram to study - 3 - the relationship of flame features and temperature field distribution. the methods of calculate important parameters about the average gray value, the flame area and the flame shape center coordinate are given

    採用圖象相加、偏微分、鄰域平均等方法來消除圖象噪聲；繪制圖象的r 、 g 、 b三色直方圖來研究火焰幅度特徵分佈與溫度分佈的關系；給出計算平均灰度、火焰面積大小、火焰形心坐標等重要參數的方法；用彩色等溫區或等溫線重構溫度場分佈。
  5. After the previous 4 phases, the training center pi, in accordance with the certification circumstance of the application and inspection of the applicant, fill out the caac developed standard format of ccar - 142 certificate of the initial, transition, upgrade and differential curriculums on the approved type of aircraft that does not exceed the operations specification part b, and the rating training and evaluation, ground training, simulator or aircraft training, evaluation of airline transport pilot license in accordance with ccar - 61 and other special training subjects

    上述四個步驟完成後，訓練中心主任監察員根據申請人的申請和審查合格情況，在總局制定的標準格式ccar 142部合格證中填寫不超出運行規范b部分批準的機型初始轉機型升級差異訓練課程，以及按照ccar 61部進行的等級訓練和檢查，航線運輸駕駛員執照的地面模擬機或航空器訓練和檢查和其他特殊訓練項目。
  6. In chapter 2, by studying the computation of the quantities of singular point of the original of the following complex autonomous polynomial differential system two linear recursion formulas for the computation of quantities of singular point of system ( 1 ) are obtained. applicable formulas are presented unitedly for the computation of focus quantities and saddle quantities, which play an important role in center - focus determination and bifurcation of limit cycles in real planar polynomial differential systems

    在第二章，我們研究平面多項式復自治微分系統原點的奇點量計算，得到了奇點量計算的線性代數遞推公式，統一地給出了在實平面多項式微分系統的中心焦點判定與極限環分支中有著極為重要意義的焦點量與鞍點量的易於應用的計算公式。
  7. Based on the qualitative theoy of differential polynomial system, algorithm to calculate the focal values, the construction of small amplitude limit cycles, hirsch ' s monotone theory and the center manifold theorem etc, we apply mrealroot algorithm to many problems, such as to obtain the real solutions of polynomial systems, to confirm the number of limit cycles in differential system and to construct the limit cycles

    結合平面微分多項式系統的定性理論，計算焦點量的演算法，小擾動極限環的構造， hirsch的單調性理論和中心流形定理等， mrealroot演算法在大量具體問題，包括實根分佈、小擾動極限環個數以及高維系統極限環構造等方面都有廣泛的應用
  8. From chapter 3 to chapter 6, the center - focus determination and bifurcation of the equator are studied for real planar odd polynomial differential systems

    在第三章至第六章，我們研究實平面奇數次多項式微分系統無窮遠點（赤道）的中心焦點判定與赤道極限環分支。
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