The theoretical expressions of the toughening effect for both the stationary and steady - state growing crack are given respectively.
分别给出了静止裂纹和定常扩展裂纹相变增韧的理论表达式。
2
The theoretical analysis of the toughening effect for both the stationary and the steady-state growing crack are given respectively.
分别给出了静止裂纹和定长扩展裂纹相变塑性屏蔽的理论表达式。
3
In this paper a calculating formula is introduced for measuring the strength of internal heat source produced in machine tool while revolving in accordance with steady and non-stationary state.