两次喷发活动的确认为研究老黑山火山喷发历史、喷发过程、喷发危险性评价和灾害预测等提供了新依据。
The confirmation of two-stage eruptions is helpful to learn the history and process of Laoheishan Volcano eruption and the assessment and mitigation of volcanic hazard in the future.
黑山县是二人转的发祥地，有着二百多年的历史。
Heishan county is the cradle of Errenzhuan, which has more than two hundred years of history.
黑山县是二人转的发祥地，有着二百多年的历史。
Heishan county is the cradle of Errenzhuan, which has more than two hundred years of history.
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