也谈照相机生产（上）张国栋摄影术发明１５０年来，很多国家生产相机，其品种、款式之多至今没有精确的统计数字公布于众。一个国家的相机生产很大程度上标志着这个国家当时各方面的技术水平、人民的经济情况、审美观点等。我国的相机生产起步较晚，是在１９５８年大跃进... Also talk about camera production (on) Zhang Guodong photography invention 150 years ago, many countries produce cameras, its variety, style and so far no accurate statistics published in public. The production of a country’s camera marked a great extent the technical level of all aspects of the country’s economy at the time, the economic situation of the people, the aesthetic point of view and so on. China’s camera production started later, is the Great Leap Forward in 1958 ...