通过与两轮差动驱动结构走直线和圆轨迹的仿真实验结果的比较，进一步说明了三轮式结构的优越性。
By the comparison with the two-wheeled differential drive structure on line or circular track's simulation experiment result, illustrate the tricycle WMR's superiority more and more.
在第二章中，我们采用截断多项式函数为核函数，解析的给出点、直线段、圆弧、二次曲线和三角面片等骨架的势函数。
In chapter two, using piecewise quartic polynomial as kernel function, we give analytical convolution solutions for points, line segments, arcs, quadratic Bezier curves and triangle segments.
在数字式交鄄交变频器中，一般采用直线方程近似三角方程的方法实现余弦交点法求触发角。
An algorithm to realize the cosine wave-crossing method in digital cycloconverter is performed by using the linear equation to approximate trigonometric equation.
龙门式结构，Y轴采用同步双电机双驱动，X、Y、Z三轴采用圆导轨（可选配方型直线导轨），传动平稳，运行。
Gantry structures, Y axis use simultaneous dual motor and drive, X, Y, Z axis with circular rail (formula type linear guide can be chose), steady transmission, high precision.
机械手是用来把压制好的玻璃产品从一道工序转移到下一道工序的自动化设备。本公司有直线式、三爪、二爪机械手供选用。
Robot is an automatic equipment. Which is used to move the glassware from one process to next. we have beeline arms, three-hands robot, two-hands robot.
自动生产线按结构可分为吊鱼式、压板式、龙门式三种，按线体形式可分成直线式和环形两种。
Automatic production line according to the structure can be divided into condole fish type, embossed type, gantry three, press lines form can be divided into two and the ring was.
因为，两点只能决定一条直线，而在两点间的曲线可用无限多的三次多项式近似。因此，为使结果具有唯一性。
Because only two points a straight decisions, and in between the two curves can be used an infinite number of cubic polynomial approximation.
因为，两点只能决定一条直线，而在两点间的曲线可用无限多的三次多项式近似。因此，为使结果具有唯一性。
Because only two points a straight decisions, and in between the two curves can be used an infinite number of cubic polynomial approximation.
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