我——《矿山机械》的一位忠实读者,编辑部的一位老朋友,多年来,我和我的同事从杂志上获得许多教益,从编辑部开拓、奋进的敬业精神上,学到许多宝贵的东西。值此《矿山机械》杂志创刊20周年之际,由衷的祝贺,激励着这只握笔之手,写下这难以写尽的祝辞…… I—a loyal reader of “Mining Machinery” and an old friend of the editorial department. Over the years, my colleagues and I have learned a lot from the magazine. We learned a lot from the editorial department’s pioneering and progressive professionalism. Valuable things. On the occasion of the 20th anniversary of the founding of “Mining Machinery” magazine, the heartfelt congratulations inspired the hand of the pen to write down this difficult-to-write gratitude...