tectonic c fissures 构造裂缝
The tectonic stress affects coal reservoir substantially through controlling the open-close degree of the fissures in coal reservoir.
构造应力实质上是通过对天然裂隙开合程度的控制而对煤储层渗透率施加影响。
The broken test of loess showed that the tectonic stress field of Fen-Wei basin was the controlling factor to ground fissures, and other factors were additional factors.
黄土在各种作用下的破裂特性试验研究表明，汾渭盆地的构造应力场是引发地裂缝的主控因素，其他一些作用则为附加因素。
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