By studying the geomentric continuity and parametric continuity of the connected Bezier curve,the paper gives the geometric meaning of the continuity of the G~0,G~1,G~2 and C~0,C~1,C~2 and improves the bounded conditions of the C~2 continuity.

• 研究Bezier曲线拼接的几何连续性及参数连续性,总结出G0,G1,G2及C0,C1,C2连续的几何意义,并且对C2连续的约束条件进行了改进。