例句與造句

1. surface and surface intersection ( 551 ) is one of the key tasks in cagd
   曲面求交（ssi）是cagd中的一個重要課題。
2. based on parameter-parameter surfaces intersection curve, the differential geometric properties of implicit-implicit ones are in detail in the paper . these properties include tangents, curvature vector and higher-order derivative vector in cases of transversal intersection and tangent intersection
   本文在參?參曲面交線基礎上，詳細推導了隱?隱形式兩曲面空間交線的微分幾何性質，這些性質包括截交及切交下的切矢，曲率矢以及高階導矢等。
3. It's difficult to find surface intersection in a sentence. 用surface intersection造句挺難的