火山熔岩流灾害
2014-03-06 00:00:00
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<span style="line-height:2;font-family:SimSun;font-size:14px;"> 火山熔岩流具有温度高、速度快的特点。火山喷发,特别</span><span style="line-height:2;font-family:SimSun;font-size:14px;">是裂隙式喷发,熔岩流经过的地域多,覆盖面积大,造成危害</span><span style="line-height:2;font-family:SimSun;font-size:14px;">也很严重。1783年冰岛拉基火山喷发,岩浆沿着16公里长的裂</span><span style="line-height:2;font-family:SimSun;font-size:14px;">隙喷出,淹没了周围的村庄,覆盖面积达565平方公里,造成</span><span style="line-height:2;font-family:SimSun;font-size:14px;">冰岛人口减少五分之一,家畜死亡一半。</span>
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<img width="600" height="376" alt="" src="/public/html_images/20140306/20140306205828_852.png" />
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<span style="line-height:2;font-family:SimSun;font-size:14px;">火山熔岩流灾害</span>
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<span style="line-height:2;font-family:SimSun;font-size:14px;"><img width="600" height="421" alt="" src="/public/html_images/20140306/20140306210100_509.png" /></span>
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<span style="line-height:2;font-family:SimSun;font-size:14px;">火山熔岩流灾害(据B.J.Skinner and S.C.Porter,1995)</span>
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