各位来宾、各位代表、同志们:大家好!今天,我很高兴参加全国有色金属工业科学技术大会。作为曾在有色金属战线工作过的一位老兵,一直关注着我们有色金属工业的发展,对我们有色金属工业取得的成绩特别是科技事业取得的成就看在眼里,喜在心上。在这次会上,能够看到这么多活跃在有色金属工业战线上的科技精英,我感到倍加亲切。首先对大会的召开表示热烈的祝贺! Ladies and gentlemen, Dear delegates, Comrades, Hello everyone! Today, I am very happy to attend the National Nonferrous Metals Industry Science and Technology Conference. As a veteran who worked on the non-ferrous metal front, he has always been concerned about the development of our non-ferrous metal industry. He is very much interested in the achievements made by our nonferrous metal industry, especially in science and technology. At this meeting, I was so gratified to see so many technological elites active in the non-ferrous metals industry. First of all, warmly congratulate the convening of the conference!