R And let the circle have a radius r.
这个圆环的半径是。
R You go around a circle which has radius r.
你绕圈的半径为。
R So if C is the circle, R is the disk of radius A.
就是C所包围的区域。，Well，，R，is，the，region，enclosed，by，C。,如果C是一个圆，R就是半径为a的圆盘。
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。
The staple product "Bosimei" fibrous vitrolite is a crystallization of several years R&D of our company and an innovative product in the ceramic circle.
主力产品“博斯美”纤瓷板，系本公司经数年精心研究开发的结晶成果，是陶瓷界的一大革新产品。
The staple product "Bosimei" fibrous vitrolite is a crystallization of several years R&D of our company and an innovative product in the ceramic circle.
主力产品“博斯美”纤瓷板，系本公司经数年精心研究开发的结晶成果，是陶瓷界的一大革新产品。
应用推荐