aquifuge

Sometimes the flag on a pole fillipaway granula adhereto aquifuge of the original plate burning, and PS in print, original version, so that the plates appear an holdout.

有时一些不起眼尘埃颗粒粘住晒版原版，隔在晒版原版和PS版之间，使印版不入现不吸墨不满缺不背。

The in situ rock stress prevents the rise of confined water and water inrush for thick floor aquifuge,but for thin floor aquifuge the in situ rock stress wo.

介力压应力原理和现场结果,论述煤层底板隔层带阻机理和承压沿煤层上升机理,以及原岩应力、压与隙扩展关系。