增加摩擦力: 1)roughen the surface, 2)dry the surface, 3)use harder material, 4)eliminate all loose material, 5)increase the weight of the sliding body/object.
怎樣整"鞋"你對鞋鞋底--可用大力膠黏上或刮花等. 小心不要弄濕鞋底, 或在濕面上行走. 你對鞋的物質已定了, 所以3,4&5not applicable. 如果沒有改良, 身体要緊買個對新鞋吧!