直线距离

这些村庄直线距离相隔不超过一英里。

The villages are no more than a mile apart as the crow flies .

我住在华盛顿的梅萨，到汉福德的直线距离约为10英里。

I live at Mesa , Washington , about 10 miles as the crow flies from Hanford .

利用GIS的网络通达性分析功能，根据胡佛模型，采用实际交通距离替代直线距离的方法，计算贵州省九个地级市的腹地范围。

The hinterland of the nine cities in Guizhou province is studied by using GIS and Huff Model .

实现了MIT反投影算法，提出了沿主磁场的直线距离加权法，对不同位置不同电导率的目标进行了仿真成像，结果验证了算法的适用性；

Realized the back-projection algorithm of MIT . We put forward the weighed method in a straight line along the main magnetic field . The algorithm was proved to be applicable by the images of modeled object with different conductivity in various position .

但是算法存在着将跳段距离作为直线距离的缺点，同时其衍生算法DV-distance算法易受测距误差的影响。

But the algorithm may use the jump distance as straight line distance . And the DV-distance algorithm may be affected by ranging error .

GmapsPedometer是一个很有用的网站（我认为比谷歌好），它能帮助你记录穿过地球的直线距离。

A useful website ( better than Google maps , I think ) can help you chart as-the-crow-flies distances across the globe : Gmaps Pedometer .

两条测线的直线距离分别为650km和450km，横切了滇西地区的一些主要构造单元。

Two measuring lines are 650 km and 450 km , respectively and across some major tectonic units in Western Yunnan .

其次，对DV-Hop算法进行了深入研究和仿真分析，该算法对节点的硬件要求低，实现简单，但是其缺点是利用跳段距离代替直线距离，存在较大误差。

Secondly , the DV-Hop algorithm is deeply discussed and simulation analyzed in this paper . The algorithm requires low node hardware and its implement is simple . However , the algorithm adopts hop distance instead of straight-line distance , which exists biggish error .

结果表明：①白颈长尾雉在春季均存在持续约为16～23d的扩散活动，其扩散直线距离在1.5～2.1km。

The results showed that both males and females dispersed in spring , and their dispersal distance varied from 1.5 to 2.1 km with a duration of 16 to 23 days .

本文考虑点到直线距离意义下的干线或设施位置选择。

We consider location problems with distance from point to line .

坐标是数字值，代表角度或直线距离。

Coordinates are numeric values , representing either angles or linear distances .

空中点到直线距离的测定

Distance Measuring of a Point to a Line in Air

武汉至恩施的直线距离约为468km。

The straight distance between Wuhan and Enshi is about 468 km .

从这里到伦敦，直线距离至多30英里。

It is not more than thirty miles from London as he crow flies .

我丈量着思念的伤口，竟然是我与你的直线距离！

I miss the wound measurement , it was me with your straight-line distance !

从哈特福特到曼彻斯特两地之间直线距离为10英里。

It is ten miles from Hartford to Manchester , as the crow flies .

由于模拟电路存在容差，最小直线距离法可以用处理电路中的容差问题。

Since tolerance exists in analog circuits , minimal distance approach is used to solve tolerance issue .

截至目前，突入敌军阵地最深的是直线距离三十八哩。

The deepest penetration up to date is a distance of thirty-eight miles as the crow flies .

通常以椭球面作为计算基准面，而测量得到的直线距离不能直接用于椭球面计算。

An ellipsoid is usually chosen for data processing since observed space distance could not be used directly .

大阪与京都两大城市的直线距离为40英里。

Forty miles apart , as the stork flies , stand the great cities of Osaka and Kyoto .

从克尔尼堡到奥马哈的直线距离美国人称之为蜂飞距离至多也不过两百英里。

The distance between Fort Kearney and omaha , as the birds fly , is at most two hundred miles .

印字宽度的单位，以一英寸直线距离上能安置的字符数计。

A unit of type width based on the number of times a character can be set in one linear inch .

由直线距离测量所得表面张力测量的相对误差，是直线距离测量相对误差的两倍。

The relative errors for surface tension calculated by line distance are twofold of the relative errors for measuring line distance .

其中，欧几里德距离转定义了空间两点间的直线距离，它是一种最常见的距离转换方式，在相关领域中，尤其在图像处理中，它的应用十分广泛。

Euclidean distance transform is one of most useful distance transform algorithms . It defines the distance of the line between two points in the space .

提出了双站成像的双速直线距离模型，分析了距离模型存在误差时对成像的影响。

At first a bi-velocity beeline distance model of bistatic imaging was presented . When error existed in the distance model , influence to imaging was analyzed .

首次将人脸的曲线距离特征加入人脸的几何特征向量中，形成具有欧氏直线距离、曲线距离、角度和体积的特征向量，完成人脸识别。

The curve distance of two key feature points is added into the feature vector , which consists of Euclidean distance , curve distance , angle and volume .

换句话说，它们是角度度量，以带小数部分的度数表示，不是直线距离（采用米、英尺或类似的单位）。

In other words , they are angular measures , in degrees with decimal fraction , not linear distances ( in meters , feet , or similar units ) .

在此基础上，引入了网络点权，即站点的经纬度，进而得到网络的边权，即站点间的直线距离，把公交网络进一步建模成一个加权的复杂网络模型。

The edge weight straight-line distance between every two stations will be got by computing the vertex weight . Further we model the BTN to a weighted complex network .

首先我们注意到博士们只与目的地相差九英里，这是伯利恒和耶路撒冷之间的距离，直线距离。

Notice first of all the fact that the Magi were off their destination by9 miles , that is the distance between Bethlehem and Jerusalem , as the crow flies .

从这里到那个村庄有多远？直线距离大约1英里，但是划船沿河而上有3英里，而走陆路则为7英里。

How far is it from here to the village ? About a mile as the crow flies , but three miles up river by boat and seven miles round by road .