Indeed runners are classied into three types in this rect

Indeed runners are classied into three types in this rect

所有跟贴·加跟贴·新语丝读书论坛

送交者: HunHunSheng 于 2009-04-06, 12:55:44:

回答: 长跑难道不是“脚后跟先着地" ma? He said " 由 chouqilozi 于 2009-04-06, 12:51:42:

front striker
middle striker
rear striker

on TV seems most mid and long distance runners do the heel-first approach. (无内容) - chouqilozi (0 bytes) 2009-04-06, 13:03:39 (312122)