本文主要根据CT基本原理和结构,重点说明螺旋CT机滑环类型、结构及工作原理,介绍经过实际使用的螺旋CT机滑环性能与应用效果,说明优点和不足之处,在CT滑环维修方面,从实际工作出发,说明维修方法、步骤及注意事项,为今后设计、生产、使用和维修提供有用的帮助。 This paper mainly based on CT basic principles and structure, focusing on the description of the spiral CT spiral ring type, structure and working principle, describes the actual use of the spiral CT machine slip ring performance and application results illustrate the advantages and disadvantages of the CT slip ring repair In terms of actual work, the methods, procedures and precautions for maintenance are described, which provide useful help for the design, production, use and maintenance in the future.