新加坡城市名称:下面这句话怎么翻译？

先纠正汉语语病

通过对康复聋儿和正常儿童DR的比较研究，了解其差异性以及目前康复聋儿言语清晰度的状况，用以指导聋儿康复工作，加强聋儿DR功能的训练，以提高聋儿的言语清晰度。
1,Healing deaf children康复聋儿
2,Health children正常儿童
3,Comparative research 比较研究
4,Discrepancy差异性(注意：金山词霸的otherness是错误的！！！！！)
5,Diction Clearness 言语清晰度

To understand their discrepancy as well as present diction clearness of healing deaf children by comparative DR research between healing deaf children and health children. And also to instruct the health program of deaf children, intensify their DR functional training. Finally to improve their diction clearness.

more clear of the language

The purpose of this comparing DR study between cured deaf chrildren and normal ones is to figure out if the two groups hold differences and if the cured ones can speak clearly. The result may provide strong suggestion to deaf chrildren's recovering programm, promote their excercises of DR ability, and therefore increase their lingual clarity.