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“5·12”汶川特大地震是新中国成立以来破坏性最强、波及范围最广、灾害损失最大的一次地震灾害。震级达到里氏8.0级,最大烈度达到11度,并带来滑坡、崩塌、泥石流、堰塞湖等大量次生灾害。《汶川地震灾后重建总体规划》指出,此次受汶川地震波及的四川、甘肃、陕西省的51个县市为重灾区和极重灾区,总面积达132 596平方千米。其中,直接经济损失
“Wenchuan Earthquake” was the most devastating earthquake ever since the founding of People’s Republic of China, covering the most extensive area and the largest disaster loss ever. The magnitude reached Richter 8.0, the maximum intensity of 11 degrees, and brought a large number of secondary disasters such as landslides, landslides, debris flows, barrier lake. The “Overall Plan for the Post-Wenchuan Earthquake Reconstruction” pointed out that the 51 counties and cities in Sichuan, Gansu and Shaanxi Provinces affected by the Wenchuan earthquake had hit hardest hit areas and severely affected areas with a total area of 132,596 square kilometers. Among them, the direct economic losses