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- Analyzing the existent evaluation method for form and position errors,the intelligent evaluation method is provided in this paper,which is based on the evolutionism. 在分析以往形位誤差評價方法的基礎上,提出了一種基於遺傳進化理論的形位誤差評價的智能方法。
- Form and position error of spherical, contour surface is also under the influence of grinder accuracy,sPhe-rical surface arc dressing and wear condition of grinding wheel and so on. 球面輪廓的形位誤差還受到機床精度、砂輪工作表面的球面圓弧曲線修整精度及砂輪磨損均勻度等因素的影響。附圖3幅。
- When machining a gear by using hobbing,the position errors between the tool and workpiece could occur. 滾齒加工中,滾刀與工件的相對位置會產生偏差。
- Numerical analysis and discussions of the position errors due to the joint clearances are given in the thesis. 將數值代入矩陣中,計算出因間隙而偏移的機構終點位置,討論間隙對於機構的位置誤差之影響。
- To measure pinpoint accuracy dimensions and shape; position errors by comparative method, also can be used as indicators of pinpoint measuring apparatus. 用於比較測量高精度長度尺寸和形位公差,也可作為高精度測量儀器的指示表。
- Moreover, we apply the compliant motion control to both manipulators to compensate for the platforms' position errors while maintaining prescribed internal forces. 接著,我們利用順應運動控制於兩台機器手臂來補償兩個移動式平台的位置誤差,同時保持預期的內力。
- Through an experiment to measure and compensate the spatial position errors, the feasibility of applying this compensation method to NC machine tools is validated. 通過誤差測量與補償試驗,驗證了該方法應用於數控機床誤差補償的可行性。
- But the positioning error of INS accumulates along with time. 但慣導定位的定位誤差會隨著時間不斷積累。
- To solve this problem,a map-matching method is introduced,which uses a digital road map to correct the position error. 應用數字化道路圖的地圖匹配演算法可以解決這一問題。
- Test results show that the DCSS has good dynamic stability and lest position error by using position-velocity closed loop control. 實驗表明,以位置、速度雙閉環控制的 全數字式直流伺服系統具有良好的動態穩定性和很高的定位精度。
- The mathematical model between position error and north seeking error is gotten through error theory and partial derivative principle. 運用誤差理論和偏導數原理,推導出轉位誤差與尋北誤差二者之間的關係模型。
- The fuzzification step categorizes the position error into five fuzzy variables, and the slope error into three fuzzy variables. 模糊化步驟把位置誤差分成5個模糊變數,而把斜率誤差分成3個模糊變數。
- It is set up a calculating model of which simplifies workpiece position error calculating within the machine tool's fixture. 得出簡化工件在機床夾具中的定位誤差的計算方法。
- The paint is sold in powdered form. 該油漆以粉製品形式出售。
- A simple inertial or Doppler navigation has a common defect that position errors are always increasing with flight time or distance, therefore an external reference system is necessary. 純慣性導航或多普勒導航的一個共同缺點是:一般都具有隨時問或距離增長的位置誤差,這就需要有一個外基準系統。
- Most synthetic detergents are in the form of powder or liquid. 大多數合成洗滌劑呈粉狀或液態。
- The ginpole is the simplest form of derrick. 起重吊杆是一種最簡單的起重機。
- If you were trying to describe how a gun-pointing servomechanism works, you might start out by saying, "Suppose I push down on the gun-barrel to create a position error. 如果你試圖去描述用於火炮瞄準的伺服機制是如何工作的,你可能會從下面這種敘述開始:「假設我把炮管下壓而產生了一個位置錯誤。
- The script is massaged into final form. 這篇稿子經過修改已定稿。
- A method of calibrating the sensors' position error, channel gain and phase uncertainties of equispaced linear array without phase delay ambiguity was presented. 摘要針對等距線性陣列天線的陣元位置誤差和通道幅度相位不一致性問題,提出了一種採用單校正源分時多方位的無相位延遲模糊校正方法。
