Theoretically speaking, it is a rather-clearly discussed subject to standardize the quadratic equation into the normal forms by spinning the coordinate axis so as to approach the shapes of its curves.
从理论上讲,通过坐标轴旋转将二次方程化简为规范形式,从而讨论其曲线的形状,这已是讨论得相当明了的课题。
The determination of entrance angle of both R coining dies and conical coining dies and the approach to eliminating bell shapes during sizing have been outlined.
入口形状为圆弧的整形模其入口曲率半径R的选择和入口形状为锥度的整形模其入口角度的选择,以及精整中消除喇叭口的措施。
The shapes of the common beasts movement are analyzed, the law of beasts movement in animated cartoon is summarized, the design of the shapes of beasts movement approach to the real one.
分析了常见兽类动物的运动形态,概括归纳动画中表现动物运动的规律,设计出接近真实的动物运动形态。
应用推荐