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- The process of feature generation is described via semanteme, along with surface trimming and composing. 特征的修改不是简单的自身修改，而 是依据特征父子关系网络图，触发模型中其它相关特征的随动修改。
- An algorithm for Non-uniform Rational B-Spline (NURBS) surface trimming was proposed. 提出一种用于非均匀有理B样条曲面裁剪的算法。
- In CAD/CAM engineering,surface trimming is one of the most important and complex problems and quadrangular meshes are widely employed. 曲面裁剪运算是CAD/CAM领域最重要、最复杂的问题之一,四边形网格在工程CAD/CAM的实际应用中较为广泛。
- Double NURBS method is used to construct the surface model of a rotor.The technologies of surface extension, surface intersection and surface trimming are studied. 摘要采用双三次NURBS方法对某型号转子进行几何造型，对造型过程中出现的曲面延伸、求交和裁剪等问题进行了研究。
- Triangular mesh, Backface culling, Normal, Topological mapping, Surfaces trimming, Mesh simplification. 01三角网格,背向面去除,法向量,拓扑映射,曲面切割,网格简化
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元，寄航空要3元6角。
- Wheels won't bite on a slippery surface. 车轮打滑。
- The surface must be thoroughly clean. 表面必须彻底弄清洁。
- The surface between the ribs of a ribbed vault. 梁腹，腹板某扇形拱的胁拱之间的平面
