直线的

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。

Computer graphics simple linear and circular painting of a simple realization of the two paintings linear method, a method Circle.

计算机图形学的简单的画直线和圆的简单实现，两种画直线的方法，一种画圆的方法。

Inthe paper, we study the relation of pairs of lines and pairs of needles, and two results ofintegral formulas are gained. Thus, the geometric probability problem is solved. Also.we give a solution to the problem: pick two points randomly in a convex body K anddraw two lines passing through two points.

文章考虑了线偶与针偶的依附关系，得到了两个积分公式的结果，从而解决了这一问题，并得到了随机地在凸体K内任取两点，通过这两点任意投掷两直线，两直线的交点落入凸体K内的概率及其它的一些结果和推论。

So we mention another geometricprobability problem which is the geometric probability of the intersection of pairs ofintersecting lines belonzs to convex body K in R~2 by using the concept of doublechord-power integrals and a kinematic invariant density formula for pairs of lines.

利用R~2上双弦幂积分的概念和线偶的运动不变密度公式，提出了另一个几何概率问题：R~2上两根与凸体K相交的小针依附在两直线上，求两直线的交点落入凸体K内的几何概率。

The 〓～t curve of UF with periodic back flush can be divided into two sections: the initial section represents the accumulation stage of undetachable cake layer, and the final section represents the equilibrium stage of accumulation and detachment of cake layer.

对周期反冲洗膜污染过程分析结果表明，周期反冲洗超滤〓～t曲线可分为两段：起初的直线增长段为不可逆滤饼层的累积阶段，直线的斜率为各次反冲洗不可逆膜阻增量△R；后期的水平段为滤饼层累积与剥离达到平衡的阶段。

The interval of Mrsquo;s traveling from A to B equaled to the cumulating times, which M spent by going through every point from A to B.

如果M走一条直线，则M从A到B经历的时间是直线的，如图b；如果M走的是一条曲线，则M从A到B经历的时间就是曲线的。

In this paper,an uniform and intuitional method is given to get the spatial distance including the distance between the space point and the plane,the distance between the space point and the beeline,and two beelines which are not in the same plane.

点到平面的距离、点到直线的距离以及两条异面直线间的距离是空间解析几何部分要解决的3个距离问题，一般教材[1~2]都采用向量方法推导相应的距离公式。

The pixel amounts of the pixel lines can be forecasted,referring to the pixel amount of the first pixel line.Then,two pixel lines can be drawn through the symmetry of a line.

该算法利用直线的第一像素行的像素点数目来计算其余各像素行的像素点数目，一次可以预测一个像素行，再利用直线的对称性一次生成两个像素行。

The position of two celestial bodies when their longitude differs by 180=, especially a configuration in which the earth lies on a straight line between the sun and a superior planet or the moon.

两星体以180°相对的位置：两个星体在天空中处于180°的直线位置，尤指当地球和外行星或月球成一直线的位置

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。