【摘要】 根据“球面上圆构造椭圆锥面”的原理，设计了球内接三通接头。对这种接头的表面展开进行了解析分析。进而确定了展开方法,并提供了按这种方法用计算机绘制的展开图例。更多还原

【Abstract】 According to the principle of constructing elliptical conical surface by the circles on a sphere, a T-joint inscribed in a sphere is designed. The development of the surface of the joint is analyzed. Furthermore, a method of the development is presented. Finally, two examples are given.更多还原