求翻译：（5）成都市特教学校体育缺乏适用教材，导致特教体育教学方法手段及内容陈旧，尤其是缺乏三类特殊学生（盲生、聋生、智力障碍生）进行针对性教学。是什么意思？

(5) Chengdu, the lack of suitable school sports special education teaching materials, led to special education teaching methods and content of physical aging, especially the lack of three special students (blind, deaf, mental retardation students) targeted teaching.

正在翻译，请等待...

(5) Chengdu teaches the school sports to be suitable the teaching material deficiently especially, causes especially to teach the sports teaching method method and the content is obsolete, lacks three kind of special students in particular (blind student, deaf lives, intelligence barrier lives) carr

(5) in Chengdu sport lacks special education schools for teaching materials, resulting in special education in PE teaching methods and contents of the old, especially the lack of three types of special students (blind, deaf students, mental disorder) offer special teaching.

(5) in Chengdu sport lacks special education schools for teaching materials, resulting in special education in PE teaching methods and contents of the old, especially the lack of three types of special students (blind, deaf students, mental disorder) offer special teaching.