equation of the center 中文意思是什麼
equation of the center
解釋
中心差-
The relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained ， and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve
導出了曲率半徑與逼近誤差之間的關系和等誤差條件下的參數遞推公式，建立了通過逼近圓弧圓心的直線方程和圓心坐標計算公式.按這種方法用圓弧逼近平面參數曲線，不需要求解非線性方程組，避免了計算可能不收斂的麻煩，簡化了非圓曲線的節點計算過程 -
With the new - simple method, the equation of circle - arc - enveloping curve are deduced. also the relationship between the arc radius, the radius of center distribution and the distance of centers is given to avoid undercutting
文中採用新方法推導出了圓弧包絡線轉子型線方程，還給出了避免出現根切現象的圓弧半徑、圓弧圓心分佈圓半徑以及中心距三者之間的關系。 -
Finally, different parameters in the equation of gravity center measuring are analyzed on basis of error theory and conclusion is reached the degree at which the extra angle increament caused by platform defomity influences gravity center measuring is smaler then the measuring error of angle sensor
最後根據多元函數的誤差理論，詳細分析了重心測試計算式中各參數對重心測試的影響，得出平臺變形引起的附加角變形對重心測試的影響程度要小於角度傳感器本身的測量誤差的重要結論。 -
The article introduces the calculation equation of how the gauge sets up and calculates the roller center distance which is of guiding signification to cotton mills and cradle manufacturers
文章介紹了搖架上羅拉隔距規設定隔距的計算公式的推導過程，對棉紡廠、搖架製造廠具有指導意義。 -
An equation for finding the center of gravity of an area can be derived from fig. 1-3.
由圖1-3可以得到球面積重心的公式。 -
On the basis of the known actual contour equation of cam in the disk typed cam mechanism with swinging oblique bottomed follower, this paper expounded another method for determining inversely the track equation of cutter center and the motion law of follower, and three key techniques in numerical inverse seeking were solved successfully by adopting the method of curve matching
摘要根據已知擺動斜底從動件盤狀凸輪機構的凸輪實際廓線方程，闡述了反求確定刀具中心軌跡方程和從動件運動規律的另一種方法，並採用曲線擬合等方法成功地解決了數值反求中的3個關鍵技術。 -
Based on variable zmp and dynamics of 3 - d inverted pendulum, we educed the cog ( center of gravity ) ’ s trajectory equation of the robot in the single - support phase and transition of locomotion phase. and we used third - order spline function to ensure the acceleration continuity of the robot ’ s cog in the double - support phase. thereby, the smooth trajectory of cog was gained by planning
由基於可變zmp和三維倒立擺的動力學原理，推導出了單腳支撐期內和步行方式轉換期間機器人的質心運動軌跡方程;並採用三次樣條曲線來保證機器人在雙腳支撐期質心加速度的連續性，從而由規劃得到了光滑的質心運動軌跡。 -
By analyzing the vibration movement of the gear system, the actual center - line equation and that of the theoretic meshing line were derived in their vibration condition, and their movements and the modality of the actual meshing line was analytically verified
摘要根據齒輪系統的振動運動，建立了在振動條件下齒輪副實際中心線方程和理論嚙合線方程，分析論證了實際中心線和理論嚙合線的運動及實際嚙合線的形態。 -
The central contents in this paper is : first, the reference frame is defined and the movement equation and the transfer function of the body are proposed in portrait plane. so the module of the center of mass stabilization loop is proposed
本文研究的主要內容是：第一，定義了坐標系，並在導彈的縱向平面內推導了彈體的運動方程和傳遞函數，確定了質心穩定迴路的模型。 -
Then the center ' s track equation of the circular cutter which was used to manufacture the cam was presented. for the problem of designing on combined cam mechanism which follows the given track, typical nodes in the track were selected at first. then the spline interpolation method was employed to plot the smooth track
針對實現特定軌跡的凸輪一連桿組合機構設計問題，文中首先選取軌跡上有代表性的節點，採用樣條插值法繪出光滑的軌跡曲線，進而具體分析從動件的位移、類速度、類加速度，最後對凸輪-連桿組合機構進行設計。 -
But method based on large deflection theory was proposed in this paper. accordingly, output force and displacement of each sma actuator under anticipative attitude was obtained as well as accurate coordinate of the center of the joint and deflection curve equation of the axis of the active catheter
基於大撓度理論對主動導管做了力學和運動學分析，相應獲得了預期姿態下各個sma驅動器上的輸出力和輸出位移，以及精確的關節中心位置坐標和導管軸線撓度曲線的具體形式。 -
Firstly, making out the walking poses and tracks of the robot, according to the study on the humans ’ gait and the sine and cosine curves are used to program its center - of - gravity track and its feet - lifting track. secondly, the kinematics model is established, and according to the constraint and the programmed tracks, the kinematics equations of each walking stages are available. then find the solutions of each equation and get the motion curves of its joints, which are also the motion curves of the mini - servomotor
首先，結合對人類行走步態的研究，規劃機器人行走姿態及軌跡;在此基礎上建立並求解運動學方程，獲得機器人行走時各關節的轉角曲線;最後，針對前向運動與側向運動之間的耦合，對求得的運動曲線進行修正，使機器人在保證穩定的前提下，動作更加流暢。 -
Firstly it constructed a curved face equation, and then did self - learning by adjusting power gene and center and width of the radial basis function with restriction condition on reflect function, finally gained satisfactory curved face equation
該演算法先採用網路構造一個曲面方程，再利用反射函數作為約束條件，通過調整權因子和徑向基函數中心和寬度對網路進行自學習，得到一個滿意的曲面方程。 -
The thesis bases on reynolds - equation and researches the working state under the static and dynamic loading situation of the object. under the static loading situation, the steady - state center position of journal is an important parameter, it is discussed, especially under three - lobe bearing, the calculating progress of it has a detailed description, and the progress is practiced by the means of computer programmer
徑向滑動軸承是其中的重要一類，本論文以徑向滑動軸承為研究對象，以雷諾方程的建立及求解過程為理論基礎，對滑動軸承的處于動態及靜態載荷下的工況情況進行了理論分析。 -
At last, we propose a method to generate two mode su ( 1, 1 ) intelligent states for the center of mass and relative motional modes for two trapped ions. in our scheme, only three laser beams are employed, and their directions are all the same as the direction of the two trapped ions " alignment. under some initial conditions, our desired states are obtained as the steady - state solution to the master equation of the system
最後我們在此模型之上提出了一種新的運用離子對的質心振動模和相對振動模進行雙模su （ 1 ， 1 ）智能態的制備方案，它是系統在適當的初始條件下達到穩態時自動生成的態，它不必通過控制繁雜的相互作用參數而得到，因此該方案具有很大的實際應用價值。 -
In this thesis, we used the q - switched nd : yag laser pulse focused by lens to pump the cr ~ ( 4 + ) : mg _ 2sio _ 4 crystal, with the pump laser pulse duration and energy of 30ns and 50 mj separately, and got the laser pulse with center wavelength, pulse duration and energy of 1. 22 m, 8. 2 ns and 10 mj on the best work condition. on the base of zhangguowei s approximation about gain - switching and the parameter of cr ~ ( 4 + ) : mg _ 2sio _ 4 crystal, we calculated the time characteristics of cr ~ ( 4 + ) : mg _ 2sio _ 4 laser pulse with rate equation by numerical method, obtained the conclusion that the laser pulse duration is only related to the pump energy and cavity length : the larger the pump energy is, the narrower the pulse duration is ; the longer the cavity is, the wider the
本論文採用調qnd : yag脈沖激光通過透鏡聚焦后縱向抽運cr ~ （ 4 + ） : mg _ 2sio _ 4晶體，抽運光脈沖寬度為30ns 、能量為50mj ，在較佳工作條件下得到了中心波長為1 . 22 m 、脈寬為8 . 2ns 、能量為10mj的激光脈沖;並在張國威分析增益開關時間特性的近似法基礎上，結合實際的cr ~ （ 4 + ） : mg _ 2sio _ 4激光器的相關參數，從速率方程出發，用數值計算的方法更為精確的模擬了cr ~ （ 4 + ） : mg _ 2sio _ 4激光器輸出激光脈沖的時間特性，得出了激光脈寬只與抽運能量、腔長有關的結論，即抽運能量愈大，脈寬越窄;腔長越長，脈寬則愈寬。 -
When discreting the sonic and elastic analytic equation, the paper shows different finite - difference forms of sonic and center finite - difference form of elastic by detailed deriving in different situation. at the same time, the paper discusses the finite - difference ' s stability and the boundary conditon of gridding region, then lists the final sonic and elastic finite - difference expression which can realize forward modeling and inverse in computer by programming
在對聲波與彈性波解析表達式進行離散時，論文按不同情況進行了詳細的推導，由此得到聲波方程各種不同的差分格式和彈性波的中心差分格式，在此基礎上還對差分方程穩定性條件與網格區域邊界處理進行了討論，最後得到完整的能在計算機上進行正反演編程運算的聲波與彈性波有限差分格式。 -
The first chapter is overview, in which we introduce the closed solution and center of abel equation, some relative important results and the authors " work
論文第一章是綜述，介紹了abel方程的閉解和中心及有關的重要結果和作者所做的主要工作。
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