1) plate surface development
曲面板展开
2) surface flattening
曲面展开
1.
This paper presented a dart-cutting algorium,which grounded on the energy-based three-dimensional surface flattening.
本文在基于能量模型的曲面展开算法基础上,研究了服装曲面上省道的添加算法。
2.
This paper presented an improvement method for three-dimensional surface flattening,compared to other surface flattening algorithms based on spring-mass model.
相对于其他基于弹簧-质点模型的曲面展开算法,本文提出了改进的曲面展开方法:首先,采用三角面片模型来表达三维曲面;其次,基于能量的弹簧质点模型将三维曲面展开为二维面片,在此模型中,面料的经纬向的机械性能替换原有的弹簧力。
3.
According to the latest theoretic study of the surface flattening, several typical methods for surface fattening are elaborated in detailed from three aspects; geometry flattening, mechanics flattening and geometry flattening/mechanics revision including the principles, characters and applications.
从几何展开、力学展开和几何展开/力学修正等三个方面论述了具有代表性的曲面展开方法,包括它们的原理、特点和工程应用情况,并提出了未来的发展方向。
3) surface development
曲面展开
1.
Parametric trimmed surface development is primarily used for flattening a 3D surface into a corresponding 2D pattern or surface.
提出一种基于物理模型的参数化曲面展开方法 。
5) surface spreading
曲面展开
1.
To improve the precision of one-step forming simulation and avoid shearing closedown of unit,the currently used method was improved by proposing the model of surface spreading four-node isoparametric membrane element and adopting partial reducing integral technology.
为了进一步提高一步成形模拟的计算精度和避免单元的剪切闭锁,提出改进型曲面展开四节点等参膜单元模型,即在单元内力计算中采用了局部减缩积分技术,对现有算法进行了改进。
6) surface expandedness
曲面展开
1.
Creating technology of carving work based of fractal and surface expandedness;
基于分形和曲面展开的雕刻作品生成技术
补充资料：K3曲面
K3曲面
K3 -surface
x3曲面区3刁.由ce;K3一uo“epx皿ocT‘] 一个光滑射影代数曲面(司罗braic su月油Ce)x，它的典范类(。山。iod class)是平凡的，并且X上一维微分形式的空间的维数d面H’(X，灯)二O.K3曲面的下列不变量的值是已知的:几何亏格(geonletric罗砒)几=d加H，(X，厅)=l，结构层的Dder示性数(E山erchara比比tic)x(的二2，艾达尔或(复数域上的)拓扑Be比数(氏ttinumber)b。=b;“1，b、=b3“0，b:=22，E田ex一Poin叮6特征标e(X)=24，K3曲面上的一维可逆层D的Rien飞功11一Roch公式为: dilllH“(X，D)+dimH”(X，D一’)= (D飞2 二二于二+2+d加H‘(X .D、. 2一一-一“一’~尹’其中(D)’是D所对应的除子类的自相交指数(见R裕mann一R侧1澎里(Rie俄Inn一Roch tll印rem)).如果D对应于有效不可约除子(di姚。r)，则H，(X，D)二0. x上不可约曲线C的算术亏格(ari们In犯tic gcnus)有以下的简单公式: (C飞2 P。
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参考词条