对称

Asymmetrical features; a dress with an crooked hemline.

五官不对称的；底边不对称的衣服。

The homeostatic mechanism controlling the choice between self-renewal and differentiation of stem cells is poorly understood.

但是决定发育过程中干细胞对称和不对称分裂的选择机制仍不是很清楚。

In this paper,we discuss homogeneous spherical distribution,some singularmatrix distributions,distribution of size-shape statistic.

本文讨论了齐性球对称分布、若干与球对称分布有关的退化分布、形状和容量统计量的分布。

Hence retailers can use private label product as a tool to reduce the competition in the horizontal structure.

所以零售商销售自有品牌的原因从水平结构来看，通过利用需求不对称和成本不对称实现价格离散，从而减轻水平结构中的市场竞争。

The 16th century to the 17th century first halves, in the architect timber dam Arab League and under the horticulturist not Lai family's influence, the French landscape gardening change the attention overall layout from the partial arrangement, and also have the utilization autograph, the image expression thought record, this with our country botanical garden in using Jing Ti, the antithetical couplet and so on seems to be place of the analogy.

到了16世纪中叶，园林艺术也发生了新的变化。首先表现在建筑上，形成庄重、对称的格局，园林的观赏性增强，植物与建筑的关系也较为密切，园林的布局以规则对称为主，这一切主要是由于受意大利造园的影响，比较有名的有阿内府邸花园、凡尔耐伊府邸花园。

Further treatment of the Ru nanoparticles with chiral modifier (1S, 2S)-1, 2-diphenyl-1, 2-ethylene-diamirse (1S, 2S-DPEN and KOH in ionic liquid/i-PrOH mixed solvent resulted in a novel immobilized chiral catalyst which can asymmetrically hydrogenate acetophenone and its derivatives.

将此钌纳米粒子与(1S， 2S)-1，2-二苯基乙二胺（简称(1S， 2S)-DPEN）、KOH在离子液体／异丙醇介质中原位生成一种不对称加氢催化剂，用于催化苯乙酮及其衍生物的不对称加氢反应。

In Plato's "Symposium", Aristophanes argues that the origins of love lie in the search for symmetry, while Pythagoras and Theaetetus—who discovered the icosahedron, the geometric shape with 20 triangular faces—explored the symmetries of geometric figures.

在柏拉图的《会饮篇》中，阿里斯托芬提出爱的缘起就在于对对称的寻觅，而毕达哥拉斯和发现由二十个三角形面组成的二十面体的泰阿泰德则探究几何形体的对称。

Let S_n = Sym be the symmetric group on the set {1, 2,…, n}, T_n is a set of identity element and all transpositions of Sym.

设S_n=Sym是集合{1，2，…，n上的对称群，T_n是由对称群的单位元和所有对换构成。

The resulting linear system, the coefficient matrix of which is, typically, a 2 x 2 block symmetric or non-symmetric and singular or non-singular indefinite matrix, is of high order and ill conditioned. In order to solve such system we have to use iterative methods with fast convergence speed.

所得的离散方程组（其系数矩阵典型地是 2 x 2 块对称或非对称，奇异或非奇异的不定矩阵）是高阶和病态的，为了求解这样的方程组我们必需使用快速收敛的迭代方法。

Mandibular segmental defect or asymmetry due to congenital or acquired factors will lead to severe functional incapacitation and facial deformity .

由于先天或后天的一些因素，导致下颌骨部分缺损或不对称，而这种缺损或不对称常常导致严重的功能丧失和颜面畸形。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。