1.'It was 75% engineering and 25% a miracle, ' said topographer Macarena Valdes.
地形学者瓦尔德斯（MacarenaValdes）说，75%靠工程技术，25%靠运气和奇迹。
2.Analysis of measuring corneal refractive power by corneal topographer compared with by keratometer
角膜地形图仪和角膜曲率计测量角膜屈光力的差异分析
3.The study of comparison of corneal astigmatism measured by corneal topographer and corneal keratometer
角膜地形图仪与曲率计测量角膜散光的对比观察
4.The study of comparison of corneal diopter measured by corneal keratometer and corneal topographer
角膜曲率计与角膜地形图仪测量角膜屈光度的对比研究