距离公式

We calculate the nonexchangeabilitymeasures of Copula CU and CL, the bounds of Copulas when we possess the valuesof some points, construct four Copulas with maximum nonexchangeability, reveal thestructure feature and property of the four Copulas, and give the calculating formula ofnonexchangeability for the LP distance.

给出了在一般的LP距离下不可交换性度量的计算公式。

Because of the high magnification camera, we have to extract the laser streak from the obtained images fist, then we can get the line position of laser streak by using Otsu's method , morphology, skeletonization and Hough transform from the images of inspecting object. The system shows a good performance of getting only 5% error to the reconstructed surface of the standard board.

本系统采用放大倍率较大的镜头，因此在取像之后，必须先做雷射条纹形状的萃取，再运用Otsu演算法做二值化运算，搭配型态学影像处理，骨架化与Hough转换，计算雷射线的相隔距离，再透过前述的公式转换待测物体的厚度值。

In the course of calculation of genetic distance of virus gene, p and q should be comprehended of the transition rate and transversion rate.

通过对病毒基因序列的遗传距离的演算，发现公式中的 p 和 q 应理解为转换率和颠换率；计算所得的 K 值是一个百分率，更适合于显示生物进化的时间概念。

Using two perfect plasma models(concentric sphere and variable focus ellipsoid), which have different shape and different gray distribution, the different cross-section tomograph figure and the gray density diagram are presented . The offset distance formula , which describes the laser beam penetrates through the laser welding plasma, is presented.

对两种理想的等离子体模型(三同心球体和变焦距椭球体)进行了分析，建立了不同剖面的密度分布层析图，给出了激光束穿越球形等离子体时由于折射引起的对光轴的偏移距离的公式。

A weighted Hausdorff distance image matching algorithm based on extracting bifurcating points on feature image is proposed. The corresponding weight formula is also put forward.

提出了一种基于特征图像分支点提取的加权Hausdorff距离图像匹配算法，并给出了相应的权值求解公式。

Firstly, this paper gives a brief introduction on the principles and the form of GPS system; On the base of the demand of the moving bi-static/multi-static radar measuring real-time position of the transmitter and the receiver, separately the application of GPS in the radar is discussed; Formulas of the distance and the azimuth the receiver relative to the transmitter are ...

论文首先简单介绍GPS的工作原理及其系统组成；根据在运动平台上的双/多基地雷达需要对发射站和接收站位置进行实时定位的要求，研究GPS在该雷达中的应用；根据GPS提供的接收站经纬度信息，推导了接收站相对于发射站的距离和方位角的计算公式；讨论了GPS定位误差对接收站定位和对目标定位精度的影响，结果表明GPS可以满足该雷达系统的要求。

Compared with the result of plane wave, additional beam factor represents the effect of Gaussian beam, which is related to beam waist size, distance from beam waist to object center and the illuminated area on object, together with the incident or scattering angles.

与平面波解不同的是，在公式中引入了波束因子这一表征波束作用的重要参量，该参量与束腰半径、束腰中心与物体中心距离和物体照射面积以及入射、散射方向有关。

In well completing test for gas wells of Feixianguan Group with high sulphur content, the well test interpretation can't be conducted until the pressure data are calculated with gas column calculating formula because the distance between the pressure testing point and the central part of the formation is too big.

川东北飞仙关组高含硫气藏气井在完井测试过程中，压力测点位置与产层中部的距离较大，需将压力数据用气柱压力计算公式折算后再进行试井分析解释。

Based on band types of Per.Est.and soluble protein,the authors caculated their genetic similar coefficient and genetic distance by using the formula of Forguson and Aquado ＆ Avise.

根据其中的PER、EST和可溶性蛋白谱带的分布特征，用Forguson和Aquado＆Avise的公式分别计算其谱带的相似性系数和遗传距离，以类平均法进行了聚类分析。

The paper introduces the common depressing roll apparatus in pipe manufacture engineering,analyses the motion and the mechanical state,derives the calculation formula of hydraulic piston travel about the distance to control the idler,analyses the parameters on stroke,gives the value range based on practical experience,then determines the range of hydraulic pressure tension.

文章介绍了在管加工工程中常用的升降托辊机构，通过升降托辊机构的运动分析和力学分析，推导出控制托辊升降距离的液压行程的计算公式，分析影响行程设计的各参数的大小，并根据实践经验给出有关参数的取值范围，确定液压拉力的大小。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷