木材的细观损伤基元可以归纳为4类：1）胞、壁层间界面损伤；
Meso-damage elements of wood could be devided into four kinds: 1)cell or cell wall interface damage;
受多种因素影响，裂纹穿过层间界面时，会引起断裂方式和扩展方向的改变。
The fracture way and the crack propagating orientation will be changed by the influence of many factors when the crack grows through the bonding interface.
针对影响桥面铺装层间界面剪切特性的因素开展了试验研究和数值模拟研究。
The article has studied the influential factors for the shear characteristics of the bridge deck interlayer through laboratory test and numerical analysis.
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