contact friction element

• 接触摩擦单元

contact friction element的用法和样例：

例句

1. A friction element with a rigid scrface is constricted, and a finite element model of a friction-drive vertical roll in universal roiling is established.
   采用带刚性表面的摩擦单元，建立了万能轧制过程立辊摩擦拖动的有限元模型。