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point-group

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网络释义专业释义英英释义

短语

point group [晶体] [数] 点群

crystallographic point group [晶体] 晶体学点群

magnetic point group 磁点群

holohedral point group [数] 全对称点群 ; 全面象点群

full cubic point group 全立方点群

point group symmetry 点群对称

residual point-group [数] 剩余点群

Point Group Materials 点组材质

special system of point-group [数] 特殊点集系

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  • 点群 - 引用次数:6

    参考来源 - 基于拓扑关系的制图综合研究
  • 点群 - 引用次数:2

    The math algorithm of elliptic curve has many operations including the ones over finite field and point group, and this paper analyzes the optimized algorithm one of which is added in the hybrid cryptosystem.

    椭圆曲线数学运算较多,包括有限域运算和椭圆曲线点群运算,论文分析了椭圆曲线快速算法,并在混合加密系统中加入了一种优化算法。

    参考来源 - 基于椭圆曲线的混合加密系统的研究实现
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·2,447,543篇论文数据,部分数据来源于NoteExpress

Point group

  • abstract: In geometry, a point group is a group of geometric symmetries (isometries) that keep at least one point fixed. Point groups can exist in a Euclidean space with any dimension, and every point group in dimension d is a subgroup of the orthogonal group O(d).

以上来源于: WordNet

 柯林斯英汉双解大词典 

point group

双语例句原声例句权威例句

  • A century's worth of calculated name changes point to the fact that naming any group is a politically freighted exercise.

    一个世纪以来,精心策划的名称变化表明了这样一个事实:给任何一个组织命名都是一种带有政治色彩的行为。

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  • The website users regained about five point two kilos - overall,not much better than the control group, which had no structured weight maintenance program.

    VOA: standard.2010.07.30

  • He added that he rejected linking terrorism to any ethnic group or religion, again a point debated by Muslim Uighurs who have been rounded up in anti-terror sweeps.

    VOA: standard.2009.11.07

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