平面

Both of them are the normal distance of the tangent plane at the check point on the limit state surface in the generalized stochastic space and the asymptotic formula for Laplace''s integral respectively.

提出了利用广义随机变量空间失效极限状态曲面上验算点处切平面法线和Laplace型积分渐近公式两种确定任意分布的荷载变量相关下结构的可靠指标的新方法，改进了现行防波堤失效概率计算理论。

Recursion formulas for quantities at infinity in this system were presented.

同时，计算了一类三次系统的前6个赤道环量，得到了系统在赤道邻域的可积性条件及在赤道附近存在5个极限环的系数条件，给出了一个平面三次系统在赤道附近分支出5个极限环的计算实例，并在不构造Poincare环域的情况下，指出了极限环存在的位置。

According to the stability of vanishing points of the projected lines on the image of a group of lines at infinity,the algorithms for camera calibration and indoor visual navigation of the autonomous mobile platform based on parallel s are proposed.

根据一组空间直线上的无穷远线素集在视平面上所形成的消失点对直线的平移具有稳定性的特点，提出了基于平行线的摄像机参数标定和自主移动平台室内视觉导航算法。

According to the stability of vanishing points of the projected lines on the image of a group of lines at infinity, the algorithms for camera calibration and indoor visual navigation of the autonomous mobile platform based on parallels are proposed.

根据一组空间直线上的无穷远线素集在视平面上所形成的消失点对直线的平移具有稳定性的特点，提出了基于平行线的摄像机参数标定和自主移动平台室内视觉导航算法。

In this paper, the horizontal 2-D numerical model is applied to model the rule of discharge variation at the entrance of the flood diversion area.

本文将通过平面二维水流数学模型来研究分蓄洪区口门的流量变化规律。

The mission of The Chicago Athenaeum international museum is the advancement of public education about the value of good design and how design can positively impact the human environment.

2008年1月11日消息：近日，X-BIONIC仿生功能性运动服装荣获"GOOD DESIGN"产品称号，其采用的蓄能系列技术获得了芝加哥美术馆国际优秀工业与平面设计大赛的高度认可。

Stamford, Connecticut, January 11th, 2008 - X-BIONIC Functional Sportswear has just been awarded the highly prestigious GOOD DESIGN award for their Accumulator Series technology by The Chicago Athenaeum international museum of architecture and design.

2008年1月11日消息：近日，X-BIONIC仿生功能性运动服装荣获"GOOD DESIGN"产品称号，其采用的蓄能系列技术获得了芝加哥美术馆国际优秀工业与平面设计大赛的高度认可。

We make use of a micro-cell network model and a planar heat source, based on the atomic layer thermopile model, to obtain a time-dependence formula of the effect.

我们通过建立微电源网络模型、瞬时平面热源模型并结合原子层热电堆模型，得到了随时间变化的激光感生电压公式。

The above image was taken in an effort to capture the sense of wonder one gets when watching an auroral display.

在一个宁静的夜晚，苏必略湖远端的地平面笼罩著一片持久不散的弥漫绿色极光。

Autocollimator is a kind of instrument for precise angle measuring, it is predominant in the field of multidimensional and non-contact measurement of tiny angle. It works with the principle of autocollimating and been used in a lot of fields, such as linearity and flatness of precise flat.

中文摘要自准直仪是一种精密角度测量仪器，在实现小角度的多维、非接触测量中具有独特的优点，它利用光学自准直成像的原理来实现在一定范围内测量物体的角度变化量，被广泛应用于导轨平台的直线度、精密平台的平面度等测量领域。

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。