这种发生频率很高的、使次生渗透性能良好的岩体产生自封闭现象的反应就是泥岩化.The most frequent reaction causing the self - sealing of rocks with high secondary permeability is argillization.化学风化: 溶解 、 氧化 、 碳酸岩化 、 水合作用和水化作用.Chemical weathering: dissolution, ox...
Colin drifted off into a fitful sleep...科林迷迷糊糊地，时睡时醒。The whole debate was rather fitful.整个辩论断断续续地进行。Colin drifted off into a fitful sleep.科林迷迷糊糊地，时睡时醒。" Our Pearl is a fitful and fantastic little elf sometimes.“ 我们的珠儿有时候...