...绕下面两个基本问题进行讨论:(Ⅱ ) 已知坐标间的关系式, 研究曲面形状.(讨论柱面(cylinder)、 旋转曲面(rotating surface))(讨论二次曲面(twice surface))(Ⅰ ) 已知曲面作为点的轨迹时, 求曲面方程. 例3解建立球心在点),,,(0000zyxMR半径为的球面...
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curve rotating surface 曲线旋转面
rotating surface area 旋转曲面面积
rotating surface steel 旋转表面钢
rotating surface transformation 旋转曲面变换
rotating surface of milling cutter 铣刀回转面
rotating lifting surface 旋转升力面
rotating fractal surface 旋转分形曲面
Aimed at particle swarm optimization (PSO) algorithm being easily trapped into local minima value in multimodal function, a rotating surface transformation (RST) method was proposed.
针对粒子群优化算法(PSO)应用于多极值点函数易陷入局部极小值,提出旋转曲面变换(RST)方法。
As one side of a rotating body (i.e. an asteroid) is heated by the sun's radiation, the surface rotating away from the sun will be warmer than the surface rotating into sunlight.
对于旋转的天体(例如小行星)而言,其一侧由于受太阳的辐射而会被加热,这样,即将离开阳光的那一侧的表面由于经过了阳光的照射而比将要进入阳光照射的一侧温度会高。
Gently clean surface with pneumatic rotating machine over area to be treated.
轻轻地用气动的旋转机器处理表面。
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