《特种铸造及有色合金》杂志迎来了创刊 2 0周年 ,我作为本刊的第一任编委会主任 ,亲眼目睹 2 0年来所发生的巨大变化 ,不能不感到由衷的喜悦 !2 0年前 ,刚刚从 10年动乱中解放出来的广大铸造科技人员林浴着科学春天的和煦阳光 ,迸发出了极大的科研热情。为了满足广大铸造科技 “Special Casting and Nonferrous Alloy” magazine ushered in the 20th anniversary of its founding, and I, as the first editorial board director, witnessed the tremendous changes that have taken place in 20 years. I am sincerely delighted! The vast majority of foundry scientists and technicians who had just been liberated from the turmoil of 10 years jumped on the warm spring of scientific spring with a great enthusiasm for scientific research. In order to meet the majority of casting technology