This is attributable to the preservation of a part of the primary porosity in the rocks due to the formation of high porosity pressure.
这种现象产生的原因是保持了一部分原有孔隙度,而保持孔隙度的控制因素是形成高孔隙压力。
Field and experimental results of localized deformation bands in high porosity rocks such as compaction bands, shear bands and dilation bands are introduced.
介绍高孔隙度岩石局部化变形条带中压缩条带、剪切条带和膨胀条带的野外和实验研究的进展。
Because soft rocks have low strength and high porosity and contain large amount of expansive clay minerals, the freezing-thawing process of soft rock is complicated.
由于软岩为强度低、孔隙度大、胶结程度差、含有大量膨胀性粘土矿物的松散、软弱岩层。
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