用截口线认识双曲抛物面  

To Know the MostBeautiful Quadratic Surface by Parallel Section—Para Hyperboloid

作　　者：张虹[1] 

机构地区：[1]合作民族师范高等专科学校,甘肃合作747000

出　　处：《甘肃高师学报》2005年第5期14-15,共2页Journal of Gansu Normal Colleges

摘　　要：利用平行截割法认识双曲抛物面的形状,体会数学之美。The paper offers the recognition of the beauty of mathematics by knowing the shape of Para hyperboloid by using parallel section.

关 键 词：平行截割法 双曲抛物面 截口线 

分 类 号：O182.2[理学—数学]