山泥倾泻产生的泥石体积是1980年5月18日圣海伦山岩屑崩落的1000多倍。
The volume of the landslide debris is more than 1, 000 times greater than that from the May 18, 1980, debris avalanche from Mount St. Helens.
山泥倾泻产生的泥石体积是 1980 年5 月18 日圣海伦山岩屑崩落的 1000多倍。
The volume of the landslide debris is more than 1,000 times greater than that from the May 18, 1980, debris avalanche from Mount St. Helens.
山泥倾泻产生的泥石体积是 1980 年5 月18 日圣海伦山岩屑崩落的 1000多倍。
The volume of the landslide debris is more than 1,000 times greater than that from the May 18, 1980, debris avalanche from Mount St. Helens.
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