等腰梯形

一种基于等腰梯形的摄像机自标定方法

Method of camera self-calibration based on isosceles trapezoid

转向机构中最具代表性的整体式等腰梯形机构常被简化为平面等腰梯形机构进行设计。

Isosceles trapezoid linkage , a kind of most representative steering linkage , was usually designed in its simplification to a plane isosceles trapezoid linkage .

非等腰梯形映射族MSS序列的唯一性

Uniqueness of MSS sequences for nonisosceles trapezoidal maps

拟协调等腰梯形薄板弯曲元和薄壳元

Quasi-conformal trapezoidal element for orthotropic thin plate and thin shell

等腰梯形板弯曲问题的康托洛维奇解

Kantorovich Solution for the Problem of Bending of an Equicrural Ladder Plate

等腰梯形脉宽调制波控制的变频器研究

Research on the Converter Controlled by the Isosceles-Trapezoid PWM Wave

侧向荷载作用下等腰梯形底扁壳的非线性弯曲

Nonlinear Bending of Trapezoidal Shallow Shells Under Lateral Loading

等腰梯形焊管孔型设计

The Design of Isosceles Trapezoid Welded Pipe Roll

弹道修正引信菱形翼型等腰梯形十字减旋翼

Cross Wing of Diamond Wing Profile and Isosceles Trapezoid Wing Surface for Course Correction Fuze

正弦脉冲与等腰梯形脉冲传播特性的比较

The Comparison of Axial Energy ? s Decaying Property Between Sine and Isosceles Trapezium Electromagnetic Wave Pulse

由此，在背投式图像显示装置（1）中可以实现基于远程操作的枕形失真、鼓形失真和不等腰梯形失真的校正。

This allows pin distortion and barrel distortion , as well as trapezial distortion to be corrected by remote control in the back-projection image display device ( 1 ) .

运用时域矢势积分方程分析了对称结构平面上三角脉冲、多周期正弦脉冲、等腰梯形脉冲、高斯脉冲和电磁导弹实验脉冲等多种不同波形的电流脉冲；

By means of integral equation of vector potential in the time domain and using several simple approximations , the electromagnetic fields on the axis in the far zone are calculated and compared .

本文讨论了等腰梯形空腔和直角梯形空腔中，雷诺数的变化及梯形顶角θ的改变对空腔内的流动现象，即出现的涡的强度、位置及个数的影响。

For the isosceles trapezoidal cavity and the right-angled trapezoidal cavity , the effects of Reynolds number and the top angle θ on the strength , center position and number of vortex are studied .

研究表明：当脉冲的上升时间小于有效脉冲宽度的1/20时，在脉冲传播的慢衰减区，等腰梯形脉冲的传播特性优于目前普遍应用的正弦脉冲。

The results indicate : in the slow decaying area , the axial energy decaying property of isosceles trapezium electromagnetic wave pulse is better than that of sinusoidal electromagnetic waveform while its increasing time is shorter than one twentieth of the waveform width .

用有限元方法对液压传动中异形断面&等腰三角形、梯形和矩形断面流道进行数值模拟.获得了不同流动条件下的流场；

The finite element method is employed to simulate numerically the non-circular cross section ducts , Such as the equilateral , terrace and rectangular cross section conduits used in hydraulic transmission .