提出了一种将圆锥曲线拼接法与历表相结合，快速设计月球卫星地月转移轨道的方法。
A fast design method for the lunar satellite transfer trajectory is presented by combining patched conic technique and ephemeris.
“我们把木料一块一块地按照曲线拼接起来，每块都是单独测量、单独切割出来的，”他说。
"We take the wood piece by piece, fit them together in a curve, measure each piece and cut it," he said.
在计算机绘图中，一般来说，曲线实际上是由折线代替，而曲面实为小平面拼接而成。
In computer drawing, generally, curves are represented by line segments and surfaces are tessellated up with small plane patches.
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