矩形

For the rectangle distinguisher, we also give two near-collision differential paths for 3 and 4-Pass HAVAL with probabilities 2~(-64.5), and 2~(-95.5) respectively, these being better than that of Kim et.

对于矩形识别器，也给出了3-Pass和4-Pass HAVAL的两条新的近似碰撞差分路线，其概率分别是2~(-64.5)和2~(-95.5)，利用该路线对HMAC进行矩形攻击，其结果优于Kim等人[26]的结果。

There were rectangular and ellipsoid/circular areas which had different areas and different obliquities in bio-value image.

研究了矩形与圆形区域目标的分类识别问题，详细阐述了区分矩形和圆形区域目标的方法和步骤。

First,the envelope rectangles set was obtained by equiangular rotation the initial envelope rectangle, and the periphery polygon was constructed by calculating the intersection points between the corresponding edges of the envelope rectangles set.

首先利用等角度旋转方法求得封闭曲线的包络矩形集，利用矩形集对应边的交点得到曲线的外包多边形。

According to the field plot of TE10 wave mode in rectangular ridged waveguide,the equivalent capacitance and equivalent inductance are approximately calculated by quasi-static method,and the resonant frequency which is namely cutoff frequency is derived.

由矩形正脊波导中主模TE10波模的分布结构特征，用准静态方法近似的计算出等效电容和等效电感，从而计算出谐振频率，也就是矩形正脊波导的截止频率。

The principle of the iris's external rectangle based algorithm is that: bind the iris region by using an external rectangle, use the ratio of the width and height of the rectangle to estimate the percentage of eyelid closure.

其原理是通过一个外接矩形绑定虹膜区域，然后用该矩形的宽高比值来估计眼睛闭合度。

By Galerkin meshless method, the equations of motion of static rectangular membrane is established. The first ten natural frequencies of the different aspect ratios and the different pull ratios of rectangular membrane with four clamped edges, three clamped edges and one free edge, two opposite free edges and other two clamped edges were calculated. It is feasible and valid to solve the transverse vibration problem of membrane by Galerkin meshless method.

采用伽辽金无网格法，建立了矩形薄膜横向自由振动的运动方程，并对四边固支、三边固支一边自由、一对边固支另一对边自由三种边界条件下，薄膜的不同长宽比及不同单位长度拉力比作用下的矩形薄膜的前十阶固有频率进行了数值计算，结果说明伽辽金无网格法用于求解薄膜横向振动问题是切实可行的。

Using the relations between Hermite and Laguerre-Gaussian modes and expanding the window function of two-dimensional rectangular hard-edged apertures into a finite sum of complex Gaussian functions, the propagation of complex- argument Laguerre-Gaussian beams through a paraxial optical ABCD system with a rectangular hard-edged aperture is studied. An analytical propagation equation is derived and used to study the diffraction at the rectangular hard-edged aperture and the focusing properties of complex-argument LG beams.

利用拉盖尔－高斯模和厄米－高斯模的变换公式，并使用将二维矩孔光阑窗口函数展开为有限个复高斯函数之和的方法，得到了复宗量拉盖尔－高斯光束通过含矩形硬边光阑近轴ABCD光学系统的变换的解析传输公式，并对复宗量LG光束通过矩形硬边光阑的衍射和聚焦特性进行了研究。

As application of generalized displacement solution, many problems of stability for rectangular plates are worked out, and the characteristic equation is given by it. The result can be?a reference for engineering.

本文应用弹性矩形薄板稳定问题的广义位移解求解了一系列矩形薄板的稳定问题，给出了相应问题确定临界载荷的特征方程及计算结果，为工程中薄板的设计计算提供了有效的参考。

According to the boundary condition of the actual rectangular plates, it is very easy to get the characteristic equation for the problem through the boundary value of the generalized solution.

根据实际矩形板的边界条件，再应用弹性矩形薄板稳定问题的广义位移解的边界值，很容易便可得到该稳定问题的特征方程。

The villa's rectangular ground plan, elevation, and inner structure closely approximate golden rectangles.

这个别墅的矩形平面、立面和内部结构都接近黄金矩形。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。