subpolyhedron

用法例句

Three algorithms are presented for computing the shortest path between two arbitrary points on a polyhedral surface: One is an approximate algorithm; the other two can obtain the shortest path or an approximately shortest path.

提出计算多面体面上任意两点之间最短路径的算法:近似算法、最短路径或近似最短路径算法。

Based on the theoretical model of anionic coordination polyhedron growth unit and analyzed the crystal structure of BaY2F8,the crystallization habit of BaY2F8 from the spontaneous cooling was studied in this paper.

本文通过对BaY2F8晶体结构的分析,从晶体的生长基元为负离子配位多面体理论出发,对自然冷却条件下BaY2F8晶体自发结晶习性进行了研究,提出了以Ba2+为中心的近八配位十二面体和以Y3+为中心的近八配位十二面体是晶体生长的基元。

The formation mechanism of the screw structures on the surfaces of polytype crystals is discussed according to the theoretical model of anionic coordination polyhedron growth units.

本文用负离子配位多面体生长基元理论模型讨论了多型性晶体表面螺旋结构的形成 ,提出在多型性晶体中配位多面体呈层状分布 ,配位多面体的面为层的边界 ,上、下层负离子配位多面体不是呈镜象对称的 ,在三方晶系和六方晶系的晶体中是沿晶轴a、b错开 ,上、下两层负离子配位多面体体呈交叉对应 ,从而达到稳定平衡。

The orientation and distortion of anionic coordination-polyhedra in piezoelectric and ferroelectric crystals are studied in this article.

本文研究了压电、铁电晶体中负离子配位多面体的结晶方位与形变,提出了压电晶体中同一种负离子配位多面体的结晶方位是一致的。

The mechanism of KABO crystal morphology evolution was analyzed through the growth_units model of anionic coordination-polyhedra.

运用负离子配位多面体生长基元理论模型,分析了KABO晶体上述生长形态演化的机理。