The small chin deformity was a commen developmental deformity of the jaw.
目的：提高双侧下颌角肥大伴有小颏畸形的手术治疗效果。
2
The metal fluidity in deformed rigion was stutied by comparing commen rolling with cross rolling and experied with two high cold rolling mill.
对常规轧制和交叉轧制时变形区金属流动特性进行了理论分析 ，并在二辊冷轧机上进行了试验。
3
This design of intelligent charger, using a new type of charge method which combinate the commen charging and fast charging method, overcome the defects of conventional charging and fast charging.