regular pentagon

The kissing number of the regular pentagon

正五边形的吻合数

The results indicate that the growth of C60 / C70 crystal obeys the rule of faceted growth , and it grows , into regular quadrilateral , pentagon and / or hexagon-like crystals finally .

研究结果表明，C（60）/C（70）晶体依平面状长大方式生长，最终长成规则的四边形，五边形和六边形晶体。