一、前言众所周知,钛是一种优异的结构材料。近几年来已被广泛地应用在宇航、机械、冶金、化工等部门中,收到了较好的经济效果。但在使用过程中,也发现钛的一些不足之处,容易磨损是其中一个主要的缺点。尤 First, the preamble As we all know, titanium is an excellent structural material. In recent years has been widely used in aerospace, machinery, metallurgy, chemical and other departments, has received good economic results. But in the course of using, also found some shortcomings of titanium, easy to wear is one of the major drawbacks. especially