为了探究破冰航行过程中海冰破坏规律及船舶的破冰阻力,本文基于船-冰接触判别算法和近场动力学方法建立破冰阻力预报模型。并同模......

We establish the a priori convergence rate for finite element approximations of a class of nonlocal nonlinear fracture m......

We establish the a priori convergence rate for finite element approximations of a class of nonlocal nonlinear fracture m......

刀具前刀面切削刃近域作为切削过程热载荷和机械载荷高度集中区域,工作条件十分恶劣,对刀具耐用度影响显著。前刀面微结构设计对刀......