在日前广州举行的2000年全国钢材贸易洽谈会上，国家冶金工业局副局长单亦和向与会者透露，今年“十一”建国50周年庆典阅兵式展示的我军武器装备采用的钢材，100％由我国自己研制生产。经过几十年的努力，我国钢铁工业已由过去仅能生产100多个钢种、400多个品种的钢材发展到今 At the 2000 National Steel Trade Fair recently held in Guangzhou, the deputy director of the State Metallurgical Industry Bureau Shan Yihe also disclosed to participants that this year’s “11” founding of the 50th anniversary of the founding of our military weapons and equipment used in the military, 100 % Developed and produced by our own. After several decades of hard work, China’s steel industry has only been able to produce more than 100 steel grades, more than 400 varieties of steel to the present