对称中心

Based on these results and other data, we try to interpret the geodynamical features of the Tianshan orogen.

根据计算结果，对新疆天山地区的构造动力学特征进行了分析和推断，认为天山处于地幔对流形成的挤压沉降环境中，在南北不对称的挤压应力作用下快速隆升，挤压应力场中心在天山以南。

The regression analysis of the hydrodynamic data with the 24 orthogonal series of JDYW models in open water has been carried out, and the estimated formulae of C subscript N(subscript α and C as coefficient of center of pressure are provided, which can be used to design rudder or fin in the vehicle.

JDYW是一种高性能对称翼型，文中对24个正交系列模型敞水流体动力测试数据作了回归分析，给出了C下标 N(下标α和压力中心系数C的估算公式，可供船舵或鳍设计时使用。

The doping profile within the body and at least a portion of source and drain regions is symmetric about a centerplane of the body region parallel to the main surface of the device.

体区中以及至少一部分源极和漏极区中的掺杂分布关于平行于器件主表面的体区的中心面对称。

Two flat lateral zones 12, parallel to the plane of symmetry X, each of which located near one end of the concave central area 11

两个平的横向区域12，平行于对称面X，各个横向区域12位于靠近凹入中心区域11一端的地方

Center symmetry plane three connecting rod is studied.

研究中心对称平面三连杆的运动。

This molecule possesses C~2 point group symmetry. The structures of the complexes B and C are completely same.

配合物B和C具有完全相同的结构，它们是以4个苯甲酸根为桥，2个phen和2个C~6H~5COO^-为端基的中心对称双核分子，其中6个苯甲酸根的成键状态可分为3种状况。

There is a symmetric sedimentary rhythm with a polyhalite center in this deposit,formed by the cogenetic metasomasis of relic concentrate d brine with gypsum in shallow basin of the gypsum flat environment above tidal level and the evaporation sedimentation of the mixture of gypsum flat drainage water with rilic concentrate brine.

矿床具有以杂卤石矿为中心的对称沉积韵律，一方面是潮上膏坪环境浅水盆地中的残余浓缩卤水与石膏发生同生交代作用形成，另一方面又是膏坪汇流水与残余浓缩卤水混合蒸发沉积而成。

Electrical stimulation of the raphe nuclei , amygdala , or some areas of the hypothalamus can elicit defensive behaviors.

两半对称体的类扁桃体中心杏仁核受到电刺激使一些下视丘区域引起自卫行为。

The conclusion was obtained which can be used in the employment of the aero-defence rocket launcher.

结果表明：火箭弹群组的合理构成和射序的中心对称能提高射击精度，发射箱质心位置变化历程的不同对起始扰动影响很大。

By using the property of the secondary quasi diagonal matrix s index,a computational method of the Drazin inverse of even order anti centrosymmetric matrices is given.

利用次准对角阵指标的性质，给出了偶数阶反中心对称矩阵Drazin逆的一种计算方法。

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。