编者按自电影诞生的那一刻起,其发展就与科技进步密不可分。电影本身就是照相技术、电力等现代科技发展的产物,在其诞生之后一百多年来的发展历史中,电影经历了从无声到有声、从黑白到彩色、从胶片到数字的几 Editor’s note from the moment the movie was born, its development is inextricably linked with the progress of science and technology. The film itself is a product of the development of modern science and technology such as photographic technology and electric power. In its history of more than one hundred years after its birth, the film has gone from nothing to sound, from black and white to color, from film to digital