角域

The X-ray imaging observation and the localized velocity structure favor such a bound-incoming model that these two clusters, with a true spatial separation of about 6.4Mpc/h, are moving together with a relative velocity of 664 km/s along the direction with a projection angle of 71.5 du.

近来的X-ray成像观测以及局域速度结构支持这样一种束缚塌缩模型：两星系团的真实空间距离约为6.4Mpc/h，其投影角为71.5度，并正以大约664千米每秒的相对速度靠近。

The main works include: In this thesis, we use Finite Difference Time Domain method to study the relationship between diffraction efficiency, angular dispersion and grating constant, to discuss how the grating figure influence the diffraction efficiency, and to research the frequency spectrum characteristic.

主要工作包括：本文分别在垂直入射和自准直入射（光垂直于光栅刻槽面入射）情况下，采用时域有限差分方法，利用商业数值计算软件OptiFDTD对二维闪耀光栅进行了矢量电磁场数值计算，研究了光栅的衍射效率和角色散随光栅常数的变化情况，研究了光栅形状对光栅衍射效率的影响，还讨论了各种光栅的频谱特性。

Creative research has been carried in the technologies of temporal pulse shaping, spatial intensity shaping, angular spectrum dispersion, and wave front control, which cover four parameters of time, amplitude, spectrum and phase that describe the characteristics of a laser beam.

以表征激光束特性的时间、振幅、光谱、位相等四个信息参量为对象，创新性地研究了脉沖时域整形技术、光强空间整形技术、光谱角色散技术和波前控制技术。

The paper aimed at resolving the question of side value of Laplace equation and Poisson equation in plane angular domain by using integral equation of the solution of mathematic physics equation.

旨在利用数学物理方程解的积分公式，去解决平面角形区域内Laplace方程和Poisson方程的边值问题，而其关键在于构造相应域内的格林函数。

Our difficulties are overcome in this paper by using the method of generalized normal sectors, provided by [Nonlinearity 17(2004): 1407-1426], which allows curves and orbits to be part of its boundary, may not be an angular neighborhood of the characteristic direction.

通过利用文献[Nonlinearity 17(2004)，1407-1426]中提出的广义正常区域方法，我们的困难得以克服，其中允许曲线或者系统轨道为广义正常区域的边界，而且该区域也不一定是要研究的特殊方向的角形邻域。

The problem of a curved rigid line or crack crossing the interface of the circular inclusion are studied by the principal part analysis method of Cauchy type integral equation. The singular stress index at the intersection and the singular stress at the angular regions near the intersection are obtained. The singular stress coefficients of rigid line at intersection and the stress intensity factors of crack at intersection are defined by using the singular stress.

利用Cauchy型奇异积分方程的主部分析方法对曲线型刚性线和曲线裂纹和圆夹杂界面的相交问题进行了研究，得出刚性线以及裂纹和界面交点处的奇性应力指数以及交点处角形域内的奇性应力，并利用奇性应力分别定义了刚性线在交点处的应力奇异因子和裂纹在交点处的应力强度因子。

Because of the special structure of conical bearings and existence of spiral groove, conformal mapping and oblique coordinate transformation have been processed for calculated regions of the governing equations.

由于圆锥轴承的特殊结构以及螺旋角的存在，对轴承°的求解域进行了保角变换和料坐标变换。

In contrast, the increases of the ellipticity of outgoing optical waves are obvious with the raise of Faraday rotation in non-fourfold-symmetry structures.

结果表明：在这些结构中，光波均被局域在中心缺陷处；同时，对于具有四重对称轴结构的材料，在其法拉第旋转角增加的同时，出射光波的椭圆率没有明显的增加；但对于不具有四重对称轴结构的材料，其法拉第旋转角增加的同时，出射光波的椭圆率也在增加。

We then add boundaries delineated forward/backward facing reflected shock, Mechanical equilibrium, M2=1 and reflected shock strong/weak separating conditions on the (M0,q1) map of shih(2004). This is followed by systematically investigating multiply possible three shock theoretical solutions of steady Mach reflections in perfect triatomic gases. Pressure-deflection shock polar solutions are used to help illustrate different solution behaviors of these theoretical three-shock solutions. M0 is flow Mach no. upstream of incident shock, M1 is flow Mach no. downstream of incident shock, M2 is flow Mach no. downstream of reflected shock,q1 is flow deflection downstream of incident shock.

随后本文由石(2004)论文中加入前后分界、机械平衡、M2=1及强弱分界条件，然后有系统地探讨三原子分子理想气体(r=1.2857 )稳态马赫反射参震波理论多重解之交点及其对应之压力-转折角震波极图解，并建构出此三原子分子理想气体稳态马赫反射流场三震波十阶多项式理论解於(Mo，q1)平面上之解域图，其中M0为入射震波上游流场马赫数，M1为入射震波下游流场马赫数，M2为入射震波下游流场马赫数，q1为入射震波下游流场转折角。

Designed for the lower angle precision of the MMW terminal guidance radar in angular tracking,the new algorithm based on high frequency resolution profile is proposed in this paper.

摘 要：针对毫米波末制导雷达角跟踪精度差的问题，提出基于频域高分辨像的单脉冲测角算法。

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。