包古图组主要为一套深海—半深海相的灰、灰黑色薄层状凝灰质粉砂岩、凝灰质泥岩，与灰绿色、灰色薄层状沉凝灰岩不均匀互层。
Bao ancient group plans for a major deep-sea - a half deep in the ash, black ash-like TLC tuffaceous siltstone, shale tuffaceous, with gray green, with thin gray-tuff interbedded uneven.
本文引入了用于研究结构与地基非线性动力相互作用时，对其接触面进行模型化的由层状弹塑性材料构成的有限薄层连接元法。
A thin layer joint finite element is introduced for modelling of the interfaces between structure and soil in the analysis of nonlinear dynamic interaction.
根据巷道两帮存在软弱夹层的层状岩体结构特征，提出了巷帮薄层弱结构与弱结构体的概念。
Based on structure features of layer rock mass which has thin layer in roadsides, the concepts of thin layer weakness structure in roadsides and weak structure body has been put forward by this paper.
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