自去年 9月美国遭恐怖袭击以来 ,全球航空业遭受重创 ,不仅使航空旅客大幅减少 ,而且导致飞机及其零部件订单的取消和变更 ,世界钛企业被迫削减产量。民用飞机制造是钛的主要终端用途 ,2 0 0 0年其用量达到总消费量的近一半。尽管很少经历如此严峻的形势 ,钛工业长期以来对经济 Since the terrorist attacks on the United States in September last year, the global aviation industry suffered heavy losses, which not only led to a substantial reduction of air travelers, but also led to the cancellation and alteration of aircraft and parts orders. As a result, the world’s titanium enterprises were forced to cut their output. Civil aircraft manufacturing is the main end use of titanium, which uses nearly half of its total consumption by 2000. Although seldom experiences such a severe situation, the titanium industry has long been on the economy