直方雙曲線 的英文怎麼說
中文拼音 [zhífāngshuāngqūxiàn]
直方雙曲線
英文
rectangular hyperbola- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 雙 : Ⅰ形容詞1 (兩個) two; twin; both; dual 2 (偶數的) even 3 (加倍的) double; twofold Ⅱ量詞(用...
- 曲 : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
- 線 : 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...
- 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
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The directrixes of the in former two transmissions are the loxodrome and the geodesic on the pitch cones, that of the latter is an equal - pitch line along the direction of straight generatrixes in the hyperboloid surface, also is the vertical trajectory of the straight generatrixes
前兩種傳動形式的準線分別為節錐面上的斜航線與測地線,後者的準線為單葉雙曲面上沿直母線方向的等螺距曲線,且為直母線族的正交軌線。In the models, the iron core nonlinearly of the traction transformer and the magnetic hysteresis effect without the b - h curve are considered. having tested by digital simulation, the winding parameter has not changed in the state of external fault or magnetizing inrush etc. but the winding parameter has obviously changed in state of inter fault or inter - turn fault. ( 3 ) the rules three phases converted to two phases of traction transformer in electric railways are developed in this paper
( 3 )利用牽引變壓器磁鏈平衡方程,建立了基於系統辨識理論的雙繞組單相接線牽引變壓器、阻抗匹配平衡牽引變壓器及scott (斯科特)接線牽引變壓器的「灰箱」模型,該模型考慮了牽引變壓器鐵芯非線性和磁滯效應,但又不直接反映在模型中,並且無需鐵芯的b - h曲線數據。This paper puts out the edge shapes curvilinear equations, of the edge shapes of double circular gear hob, and analyzes the tooth surfaces characterist. it also points out that the gear hob is a kind of approximate shape building cutting too ls in the whole course of using
本文提出了直槽雙圓弧齒輪滾刀刃形曲線方程式,並進一步分析了該滾刀的齒面特性,指出該滾刀從整個使用過程看,是一種近似造型的刀具。Abstract : this paper puts out the edge shapes curvilinear equations, of the edge shapes of double circular gear hob, and analyzes the tooth surface ' s characterist. it also points out that the gear hob is a kind of approximate shape building cutting too ls in the whole course of using
文摘:本文提出了直槽雙圓弧齒輪滾刀刃形曲線方程式,並進一步分析了該滾刀的齒面特性,指出該滾刀從整個使用過程看,是一種近似造型的刀具。The soil plug has an important effect on the pile driveability, and the pile diameter has an important effect on the property of soil plug, too. then the plugged effect judging method and nonlinear model of soil plug of the large ( super large ) diameter, super length, deep penetration pile have been established. hyperbolic model of soil plug was also proposed to calculate the inside static resistance
3 .土塞對大直徑、超長樁的可打入性有重要影響,而樁徑大小直接影響土塞特性,本文建立了大直徑(超大直徑) 、超長、深貫入樁土塞閉塞效應判斷方法和土塞非線性雙曲線計算分析模型,並提出了「內側極限摩阻力動態分佈」模式。A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method
提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求,選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通過遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提高In order to make convenient application for engineering, the article has established a bilinear joint stiffness model for shield segment joints
為了應用方便,建立了實用的管片接頭彎曲剛度的雙直線模型。Spline curves defined in the space constructed by polynomial and hyperbolic functions are studied in this paper. the main research contents and achievements are as follow : firstly, we generate the cardinal extended complete chebychevian ( ect ) - systems on the space constructed by polynomial and hyperbolic functions, then introduce the algebraic - hyperbolic b - spline space and identify the dimension law and zero properties. the existence of a basis of splines with minimal compact supports is demonstrated, and functions named non - uniform algebraic - hyperbolic b - splines are obtained by solving certain linear equations with a block matrix
本文主要研究定義在多項式和雙曲函數構成的空間上的樣條曲線,其內容和完成結果如下:一、生成由多項式和雙曲函數構成的空間上的一組典範式ect ( extendedcompletechebychevian )組及其對偶, ,證明非均勻代數雙曲b樣條空間的維數定理和零點定理,直接通過解塊矩陣線性方程組得到具有最小緊支撐的非均勻代數雙曲b樣條函數,進而構造非均勻代數雙曲b樣條曲線,還具體給出低階的表示3. again applying the idea of singular blending to case of surfaces, a nuat b - spline interpolating blending surface is constructed by a explicit means and maximum distance between the interpolating surface and singular bilinear patch can be adjusted by the blending parameter similar to the case of the curve above. furthermore, some singular elements such as edges 、 ruled surfaces and plane can be conveniently embedded in the interpolating blending surface
3 .將奇異混合思想應用到曲面插值上,提出了nuatb樣條曲面混合插值方法,該方法不僅給出了插值的顯格式,而且在插值曲面中可任意鑲嵌棱邊、直紋面或平面,利用混合因子,調節插值曲面與相應奇異雙線性曲面片之間的最大距離Through calculation on varied parameter, a group of suitable parameter is found out. the results of experiments indicate that the theoretical analysis to the magnetic field of the magnetic structure is proper. to remove the result error come from the change of gap between piston rod and sensor, a signal processing method accompanied with machine learning process is researched
為消除傳感器與磁性標尺之間間隙變化對測量結果的干擾,將示教學習方法引入行程傳感液壓缸的信號處理過程,並使用改進的遺傳演算法解決自學習過程中周期曲線的擬合問題,提出了雙傳感器軸向直線布置方法和基於自學習過程的信號處理方法,通過實驗,達到了顯示精度0 . 01mm ,測量重復精度0 . 2mm的良好效果。A general class of solutions to nonlinear scalar equations with static cylindrical symmetry is obtained in the form of a hyperbolic function series. these solutions can be used to describe a long. straight global string
利用雙曲函數級數的技術,研究了靜態軸對稱非線性標量方程的解析解.在物理上.這些解描述了無限長的直整體弦One of most effectively straightforward methods to construct travelling solitary wave solutions is tanh - function method. the algorithm is based on the fact that the solitary wave solutions are essentially of a localized nature. seeking solitary wave solutions which are in terms of hyperbolic tangent function gives a nonlinear system of algebraic equation
尋求非線性演化方程孤波解的雙曲正切方法是直接代數方法中最為有效的方法之一,其基本原理是利用非線性演化方程孤波解的局部性特點,將孤波解表示為雙曲正切函數的多項式,從而將非線性演化方程的求解問題轉化為非線性代數方程組的求解問題。分享友人