本文从金属活字印刷的历史出发,论述了我们就技术的创新和扩散问题所能吸取的教益。纸、墨和金属活字的发明,以及三者结合而成的机械活字印刷术,是世界历史上最重要的技术创新之一。它给人类提供了新的交流手段,而这种手段有可能广泛传播文化, This article starts from the history of metal type printing and discusses the lessons we can draw from the innovation and diffusion of technology. The invention of paper, ink and metal typewriter, together with the mechanical type typography of the three, is one of the most important technological innovations in the history of the world. It has provided humans with new means of communication that have the potential to spread culture widely,