对圆的

First,skin regions are detected based on YCbCr model of skin color;each block is morphologically processed in order to smooth out the biconvex and small backdate and to fill holes.Then,skin regions are segmented.At last,a disk template is used to find the location of eye and mouth.

方法首先根据YCbCr肤色模型检测出肤色区域；用数学形态学的膨胀和腐蚀方法进行肤色处理，平滑了边界，同时消除了肤色块的连通；再利用圆盘结构元素对人脸区域做闭运算，从而得到人眼和嘴的位置。

As a schoolboy with a avid interest in birds, David Wingate was present in 1951 when a Bermudan naturalist succeeded in weaseling the first cahow out of its deep nesting crevice.

中学生时代的戴维·温盖特就对鸟类充满狂热的兴趣。1951年，百慕大一位博物学家成功地将第一只圆尾鹱从裂隙鸟巢的深处取出时，他就在现场。

The piece is of shaped oval bombe form with chrysanthemum decorated rollover rim, four chrysanthemum capped bracket feet, two chrysanthemum capped handles, the detachable domed lid with chrysanthemum border and chrysanthemum capped handle.

在一块椭圆形的菊花装饰的过渡边缘bombe形式，四菊花覆盖支架脚，两个菊花上限处理，对边境和可拆卸的菊花菊花上限处理圆顶盖。

According to analyzing the shortcoming of the estimation of circler error probability of multiple independently targeted reentry vehicles, this paper put forward a new method that is adapt to actual situation.

针对目前使用的多头分导式子弹头圆概率误差估算方法比较粗略的缺点，对多头分导式子弹头飞行特点进行了分析，并按照分析结果，提出了一种新的CEP估算方法。

In the first part of dissertation, the basic theory of conformal array is introduced. The three-dimension DBF of circular array and cylinder array are presented.

首先，介绍了共形阵的基本理论及相关技术，并对共形阵的常规阵列均匀圆阵和圆柱阵进行了详细的三维波束图仿真研究。

Critical pressures of the cylindrical shells stiffened by rings with semi-torus section and by circular tube are calculated and compared.

在公式推导的过程中，考虑了加肋的实际分布情况，并编制了计算程序，对半圆环界面加肋圆柱壳和圆管加肋圆柱壳的临界水压进行了比较。

Based on the correspondence principle in viscoelastic theory, the viscoelastic model of axisymmetric round headings has been analyzed, obtaining theoretical results of displacement field in the viscoelastic model.

采用粘弹性理论的对应原理，对轴对称圆巷的粘弹性模型进行了分析，从而得出了该模型位移场的理论解。

By decomposing the cyclotomic polynomial over a finite field, wegive the distribution of linear complexity for periodic sequences over the field, with some special cases discussed.

肖国镇 ，许春香，魏仕民通过对有限域上分圆多项式的分解，给出周期序列的线性复杂度的分布，并就几种特殊情况进行了讨论。

A semi-analytical and semi-empirical method is used to formulate a displacement solution for the circular disc with a pair of flattened areas under diametral compression.

摘要用半解析半经验的方法推出圆盘对径压缩的一个位移解，该公式可以估算力作用点有微小平台时直径的压缩位移。

The study of this subject has guiding significance to the industrial production of diamond saw blade.

本课题的研究对金刚石圆锯片激光焊接的工业化生产将具有一定的指导意义。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。