数字化的本质 20世纪是人类历史上最辉煌的世纪,如果从外星上观察地球,能觅到地球文明的标志只有时刻不间断的电磁波和偶尔发生的核试验,而这两大文明都是在本世纪创造的。本人对核物理知之甚少,暂且不去评说。而电磁波的 The essence of digitization The 20th century is the most glorious century in human history. If we look at the earth from an extraterrestrial planet, we can find only the permanent electromagnetic waves and occasional nuclear tests that mark the earth civilization. Both of these civilizations are based on Created this century. I know little about nuclear physics, let’s not comment on it for the moment. And electromagnetic waves