新年伊始,机电部十二所胡汉泉教授特地来到我专业协会,给我们送来了一份极为珍贵的礼物——美国R.C.A.公司兴衰史的资料。美国R.C.A.公司创建于三十年代,半个世纪以来,曾经是黑白管、彩管和黑白电视、彩电技术的先驱者,以资金和技术力量雄厚的优势领先于世界。但由于忽视了大生 At the beginning of the new year, Professor Hu Hanquan, one of the twelve Electrical and Mechanical Services Department specialists, came to my professional association and sent us a very precious gift - the history of the rise and fall of R.C.A. in the United States. Founded in the 1930s, USA R.C.A. was a pioneer of black-and-white tube, color tube and black-and-white TV and color TV technology for half a century. It has the advantage of capital and strong technical force to lead the world. However, due to overlooked students