The fractal characteristic of the bulldozer performance distribution is studied with the fractal theory. 應用分形幾何理論，研究了推土機性能分布的分形特征。
Einstein did not, but his brilliant intuition led him to study and adopt the obscure non-Euclidean geometry of Riemann and Gauss for his geometric theory of gravity. 愛(ài)因斯坦有超卓的直覺(jué)，他跟著(zhù)直覺(jué)進(jìn)行研究，采用當時(shí)很少人懂的非歐幾何，發(fā)展重力的幾何理論。
