在对地震灾区追踪考察期间,我们再度从汶川折返到距映秀3公里的百花滩沟,因为据说这条沟里数千万方白色的土石下埋了10来户人家的房子,而这里就是人们所说的汶川大地震第一时间地表开裂应力释放的中心。脚下这片白色土石格外引人注目:是变质岩,它们与周围 During the follow-up inspection of the quake-hit areas, we once again returned from Wenchuan to Baihuatan Gully, about 3 kilometers from Yingxiu, because tens of thousands of cubic meters of earth and stone are said to have buried houses of 10 households in this ditch, and here it is people The Wenchuan earthquake said the first time the stress of surface cracking stress release center. At the foot of this piece of white earth is particularly striking: it is metamorphic rocks, they and the surrounding