一部影片在摄制完成后需要经过洗片、鉴定、剪接、配光、合成、印片、擦片等许多道工序最终加工成成品──电影拷贝，在市场上发行与观众见面。在影片的洗印生产加工过程中有一项重要的工作，就是电影胶片的清洁工作。在影片洗印加工过程中每道工序、每一个环节，都要求电影正 After the filming process, a film needs to be processed into many finished products, such as film-making, identification, splicing, light distribution, synthesis, printing and emery film processing, into a finished product, a movie copy, and released on the market to meet with the audience. An important job in the process of film production and processing is the cleaning of motion picture film. Film processing in the process of each process, every aspect requires a positive movie