由于青藏高原东缘在隆升过程中向东挤压四川盆地刚性地块所积累的构造应力能量的释放,导致了2008年5月12日14时28分的汶川大地震,使房屋倒塌、数万同胞遇难,引发山崩和滑坡等严重地貌灾害。这一大地震是内营力地貌过程突发性作用的典型事例。在国家当前的抗震救灾战斗中,地学工 Due to the eastward extrusion of tectonic stress energy accumulated in the rigid block in the Sichuan Basin during the uplift of the eastern Qinghai-Tibetan Plateau, the Wenchuan Earthquake on May 12, 2008, caused the collapse of houses Million compatriots killed, causing landslides and landslides and other serious disasters. This major earthquake is a typical example of the sudden onset of geotectonic processes. In the country’s current battle for earthquake relief, astronomers