萌芽阶段(本世纪初至 5 0年代中 )　　 1942年 ,第一台通用电子数字计算机在美国研制成功。1945年 ,现代计算机之父冯·诺依曼第一次提出存储程序计算机的概念。迄今为止 ,人们所使用的电脑都没有脱出这种体系结构。1946年 2月 10日 ,第一台电子数字积分机和计算机诞生。它重量 The embryonic stage (from the beginning of this century to the mid-50s) In 1942, the first general purpose electronic digital computer was successfully developed in the United States. In 1945, von Neumann, the father of modern computers, first proposed the concept of a stored-program computer. So far, the computers that people use have not escaped this architecture. February 10, 1946, the first electronic digital integrator and computer was born. It’s weight