X线照片的信息容量决定于胶片自身的特性,全面掌握胶片的特性,科学地运用X线照像设备,技术和冲洗加工系统,是获取尽可能丰富的影像信息的关键。为获得满意的诊断效果,使胶片在特定环境下发挥最佳转换功能,可利用胶片特性曲线提供的感光性能,根据其特性制定出与之相适应 X-ray information capacity depends on the film’s own characteristics, a comprehensive grasp of the characteristics of the film, the scientific use of X-ray equipment, technology and processing system is the key to obtain as rich as possible image information. In order to obtain a satisfactory diagnostic result, the film can be optimally transformed in a specific environment, the photosensitive property provided by the film characteristic curve can be utilized, and the film can be prepared according to its characteristics