Traveling back to 1959, Guo Fei found that college exams in this era were like doing elementary school arithmetic problems. But he has no time to be proud, because each task released by the system is more difficult than the last: making chips, developing lasers, and developing large aircraft! When he took out the "oxygen top-bottom blowing smelting method" in his graduation defense, all the old professors stood up and applauded: Who are these students? This is a national treasure that fell from the sky!
Chapter 30 jumps to more than 80 chapters! ! ! !