weak intercalation meaning in English

软弱夹层

Stability analysis of the weak intercalation and stratified rock mass near the top of an underground cavity and their parameters ' inversion
地下洞室顶部软弱夹层和层状岩体的稳定性分析及参数反演
The geologic condition of side slope is complex . it is composed of soil and intense weathering rock on the surface and slightly weathering rock under the surface . further more , it has many faults , fissuring and weak intercalations
其水电站尾水渠高边坡所处区域地质条件复杂，边坡表面由几米至十几米厚的坡积土和强风化破碎岩石组成，下部是弱风化和微风化岩石组成，且断层、节理和软弱夹层分布广泛。
Based on the bedding features of weak intercalations in sandstone plates near the top of underground cavity , the probable failure scale of bedding sliding , the probable settlement , the folding places and the critical length of sandstone beams are computed seperately , then the stability of underground cavity is analysed
针对地下工程顶部层状砂岩中存在顺层发育软弱夹层的情况，分别对开挖后可能出现的层间滑动破坏范围、岩板的沉降、折断和临界长度进行计算，并分析其稳定性。