进入21世纪以来,我国机床工具产业取得了令世人瞩目的巨大成就,我国已经发展成为世界机床生产大国。2009年~2012年我国机床产值连续位居世界第一位,20 1 2年机床工具全行业完成工业产值7210亿元,其中金属加工机床产值274亿美元,约占全世界总产值的30%;数 Since entering the 21st century, China’s machine tool industry has made tremendous achievements that attract worldwide attention, China has developed into a world machine tool manufacturing power. From 2009 to 2012, China’s machine tool output ranked the first in the world in succession. In 2012, the industrial machine tool industry completed an industrial output value of 721 billion yuan, of which, the output value of metal processing machine tools reached 27.4 billion U.S. dollars, accounting for 30% of the world’s total output value; number