这是一个损伤逐渐累积的过程，特别是细胞损伤和组织损伤。
It's a gradual process of accumulation of damage, particularly to cells and tissues.
一些损伤经过多年会逐渐累积。
However, in some cases the damage can be cumulative over many years.
应用提出的全程分析方法和三维逐渐累积损伤理论，对层合板的冲击过程以及冲击后含损伤层合板在拉伸载荷下的破坏过程进行详细分析。
The impact damage process and residual tensile strength after impact of laminated composites are analyzed by the whole-process analysis method and 3D progressive damage theory.
应用提出的全程分析方法和三维逐渐累积损伤理论，对层合板的冲击过程以及冲击后含损伤层合板在拉伸载荷下的破坏过程进行详细分析。
The impact damage process and residual tensile strength after impact of laminated composites are analyzed by the whole-process analysis method and 3D progressive damage theory.
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