原来 发表于 2025-3-25 19:06:17
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Václav Drchal,Václav Janiš,Josef Kudrnovskýhis massive amount of material is subsequently deposited on the ground, with much of the coarser fraction of the flow being deposited within a few hundred kilometres of the volcanic edifice. This may lead to a substantial regional change to the topography, with ash flow deposits being tens to hundre纠缠,缠绕 发表于 2025-3-26 03:01:35
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http://reply.papertrans.cn/39/3839/383866/383866_27.pngexpound 发表于 2025-3-26 11:41:13
http://reply.papertrans.cn/39/3839/383866/383866_28.png细丝 发表于 2025-3-26 15:48:28
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W. Dekeyser,L. Fiermans,J. Vennikplitudes of these disastrous events appear to have increased in recent years perhaps due to recent climate warming. The events endanger the personal property and infra-structure in mountainous regions. For example, from the winters 1940/41 to 1987/88 more than 7000 snow avalanches occurred in Switze大方一点 发表于 2025-3-26 21:31:30
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https://doi.org/10.1007/978-1-4757-5099-7es subject to a free surface flow bounded by a granular medium. Flow of water also occurs very slowly through the interstices of the granular medium: however such a weak filtration process may be safely ignored. The interface between flowing mixture and granular medium can move as a result of a contV洗浴 发表于 2025-3-27 07:24:24
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