这种替代的好处及目的一目了然。
The advantage, and along with it the purpose, of this substitution is obvious.
目的了解老年人瞬目反射(BR)的正常分布及变异。
Objective To obtain the normal value of blink reflex (BR) in the elderly.
目的探讨脑干损伤患者瞬目反射的规律及特点。
Objective To talk about the regularity and characteristic of blind reflex of patients of with brain steam trauma.
应用推荐