rock mass permeability 岩体渗透系数
high-pressure permeability of rock mass 岩体高压透水性
anti-permeability mass concrete 大体积抗渗混凝土
The data from conventional water pressure test is analyzed by using R/S method and the fractal dimension of rock mass permeability is obtained.
采用R/S分析方法对钻孔常规压水试验资料进行了分析，给出了能反映岩体透水性特征的分维数。
Nevertheless, the unique properties of Hemcrete - thermal mass, carbon negative, air permeability, etc - made it the first choice for the external envelope.
尽管如此，Hemcrete的独特属性——热容量、碳负极、空气可渗透性等等——使得它成为外部围护结构的首选。
The spatial variability in permeability plays an important role in the coupled hydro-mechanical processes of the fractured rock mass and induces a discontinuous distribution of principal stresses.
渗透系数的空间变异性使得隧道开挖后围岩应力有明显的非连续性，对裂隙介质的耦合过程起着重要作用。
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