1. It is thought that the velocity vector distribution in oil film stratum is composed of radial velocity and circumferential velocity and is the dominant factor influencing the heat convection. 研究结果表明:油膜层中的速度矢量分布主要由周向速度和径向速度所组成,其速度矢量分布是构成油膜层对流换热的主要因素。
2. It is thought that the velocity vector distribution in oil film stratum is composed of radial velocity and circumferential velocity and is the dominant factor influencing the heat convection. 研究结果表明:油膜层中的速度矢量分布主要由周向速度和径向速度所组成,其速度矢量分布是构成油膜层对流换热的主要因素。
3. In this paper, the maximum circumferential strain fracture criterion is proposed with a comparison of the maximum circumferential stress criterion and the strain energy density theory. 根据线弹性断裂力学,推导出了复合型裂纹的最大拉应变断裂准则,并与最大拉应力理论、应变能密度因子理论作了比较、分析;
4. In this paper, the maximum circumferential strain fracture criterion is proposed with a comparison of the maximum circumferential stress criterion and the strain energy density theory. 根据线弹性断裂力学,推导出了复合型裂纹的最大拉应变断裂准则,并与最大拉应力理论、应变能密度因子理论作了比较、分析;
5. In this paper, the maximum circumferential strain fracture criterion is proposed with a comparison of the maximum circumferential stress criterion and the strain energy density theory. 根据线弹性断裂力学,推导出了复合型裂纹的最大拉应变断裂准则,并与最大拉应力理论、应变能密度因子理论作了比较、分析;