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The problem that the conformal Gauss curvature equation may have a solution for every nonegative Holder continuous function K is also an open problem.

当预定的函数K取正值时,共形高斯曲率方程解的存在性命题作为一个猜测至今未得到解决。

We have discussed the proper gimbal point position in conformal optical system based on the pupil astigmatism criteria.

根据轴对称光学系统中的消像散条件探讨了共形整流罩结构中消像散万向节点位置的存在性。

We show that these two metrics are intrinsic to the geometry of a surface. They can be applied to compute the fingerprints of surfaces for the purposes of shape identification and comparison.

曲面的平坦度量和一致度量传递了曲面的共形结构信息,利用这两个度量,我们可以非常直观地进行曲面的识别和比较。

We discussed the compact speudo-umbilical submanifolds in a locally symmetric conformally flat Riemannian manifold.

2中的积分不等式推广到局部对称共形平坦黎曼流形中的伪脐子流形。

Space Mapping Algorithm was extended to optimize conformal antenna array, and was used to optimize the radiation pattern for the first time.

将空间映射算法推广到共形天线阵的优化设计之中,并首次使用该方法对天线的方向图特性进行优化。

First, a large class of ideal Einstein and conformally flat immersions are proved to be totally geodesic, which generalizes a theorem of Dillen on the simplest ideal immersion.

首先证明了实空间形式中一大类理想的爱因斯坦和共形平坦浸入均为全测地浸入,所得结果大大推广了Dillen等人关于欧氏空间中最简单的理想浸入定理。

Both statistical-mechanical and thermodynamical entropies of the nonextreme sta-tionary axisymmetric black holes in four-dimensional spacetime are investigated by"Brickwall"model,Euclidean path integral method and conformal field theory at Killing horizon,respectively.

本文分别用砖墙模型、Euclidean路径积分和Killing视界上的共形场论方法研究了四维非极端稳态轴对称黑洞的热力学熵和统计力学熵。

In this thesis, FDTD method and the far field integration method are introduced and used in study of radiation characteristics of the dielectric parallelly loaded dipole antenna for pulse radiation.

本文用FDTD方法研究了脉冲天线在并联加载介质块后的辐射特性,并在共形网格算法的改进上做了一些探索。

In this paper, a new method called"piecewise cubic spline"for generating conjugating gear profiles is proposed. The relative formulas are derived and involutes'gear is analyzed by the use of this method.

首先,本文提出了&分段三次样条曲线法&产生共轭齿形的新方法,介绍了相应的公式,并以渐开线为对象作了算例验证。

In order to simulate 3-D thin-coated targets accurately, a novel modified conformal finite-difference time-domain method based on effective parameters is presented.

为精确模拟三维有耗薄涂层问题,提出了一种新的基于等效介质参数的共形FDTD(modified conformal FDTD, MCFDTD)方法。

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Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势,并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。

This dramatic range, steeper than the Himalayas, is the upturned rim of the eastern edge of Tibet, a plateau that has risen to 5 km in response to the slow but un stoppable collision of India with Asia that began about 55 million years ago and which continues unabated today.

这一引人注目的地域范围,比喜马拉雅山更加陡峭,是处于西藏东部边缘的朝上翻的边框地带。响应启始于约5500万年前的、缓慢的但却不可阻挡的印度与亚洲地壳板块碰撞,高原已上升至五千米,这种碰撞持续至今,毫无衰退。