Thus, polygon draws a 50-sides polygon that approximates a circle with radius r.
polygon画一个50边的多边形，来近似做一个半径为r的圆。
If you start from that North Pole as centre, then the circle with radius equal to a half meridian is the equator, and the area included is the northern hemisphere.
如果你以北极点为中心开始画圆，那么半径和半个子午线相等的圆周就是赤道，它包含的区域就是北半球。
What you need from a search service is a PHP page that takes a latitude and longitude pair, along with a radius, and returns any articles that have a location with that circle.
对于搜索服务，您需要的是一个php页面，该页面使用纬度和经度对以及半径，并且返回与该圆具有一定位置关系的任何文章。
The agent distributes the server objects (which appear as circles filled with color) around an invisible circle of set radius.
代理程序把服务器对象(用着色的原型表示)分散在不可见的设定半径的圆上。
And that circle has a radius which, according to the manufacturer, is 115 meters with an uncertainty of about...
圆环有一个半径，根据制造商所说，是11米，前后差值大约是。
In this chapter, we are (finally) going to write fruitful functions. The first example is area, which returns the area of a circle with the given radius.
在本章，我们总算要写一些有返回值的函数了。第一个例子就是一个计算给定半径的圆的面积的函数。
I would to plan for the center of the circle, practice of radius, with industrious hands to draw a perfect circle.
我会以计划为圆心，实践为半径，用勤奋的双手画出一颗完美的圆。
The Lüzhou Zhonghuan Center project has characteristics such as large area, multiple buildings, high main building, many circle center and arc with different radius, difficulty setting-out.
绿洲中环中心工程占地面积大、幢数多、主楼高度高，平面由多个不同圆心、不同半径圆弧组成，测量放线难度高。
According to the allowed pressure Angle, this paper determines the disk CAM with translating followers basic circle radius and eccentricity by using the analytic method.
基于解析几何法导出的最大压力角表达式，导出了偏心凸轮机构和对心凸轮机构的基圆半径和偏距的计算公式。
Corner Area: the edge line with the goal line cross, have a dot, radius is 1m, drawing a quarter of circle arc.
角球区：以边线和球门线交叉点为圆点，以1米为半径，向场内各画一段四分之一的圆弧，这个弧内地区叫角球区。
The relationship of cam with oscillating followers pressure angle and radius of basic circle were analyzed.
分析了摆动从动件盘形凸轮机构的压力角与基本尺寸之间的关系。
The natural dynamic characteristics of curved box girders with the same radius of circle and different curved length are studied.
研究了在相同曲率下不同跨度的曲线箱梁的固有振动特性，以及曲线梁的扭转振型对曲线梁动力反应的贡献。
The natural dynamic characteristics of curved box girders with the same radius of circle and different curved length are studied.
研究了在相同曲率下不同跨度的曲线箱梁的固有振动特性，以及曲线梁的扭转振型对曲线梁动力反应的贡献。
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