甲型分类:
基础方形长23mm-18mm
超短方圆长17mm-11mm
短杏仁长23mm-16mm
短椭圆长21mm=14mm
短圆长22mm-12mm
短方长22mm-14mm
短梯长20mm-15mm
中梯长24mm-19mm
长水滴长29mm-24mm
长尖圆长27mm-21mm
长杏仁长24mm=18mm
长椭圆长24mm=18mm
超长杏仁长32mm-27mm