In the computations of 3d VLSI parasitic interconnect capacitance, it is very difficult to partition the boundary elements on a multi hole surface.
在3dVL SI互连寄生电容的边界元素法计算中，多孔平面的边界元划分是十分困难的问题。
Floor morphology of un-flat surface type constitute complicated space system by metamorphosis in ways of joint, folding, rupture, topological multi-hole system, and so on.
非平面型楼板其楼板形态经过接合、折叠、断裂、拓扑多孔体等多种方式的蜕变，构成了复杂性的空间系统。
The frame node as the research object, analyzes machining problem about multi-surface inclined-hole processing, a way to express 2D view were presented;
以网架球为研究对象，分析族类零件多面斜孔的设计加工难点，提出一种平面形体的表达方法；
The frame node as the research object, analyzes machining problem about multi-surface inclined-hole processing, a way to express 2D view were presented;
以网架球为研究对象，分析族类零件多面斜孔的设计加工难点，提出一种平面形体的表达方法；
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