目前，国内外有关滚石的理论研究比较薄弱，以致滚石灾害的防治工作受到严重的影响。
At present, due to the weakness of theoretical research on rockfall, the prevention and control means of rockfall have been affected badly.
通过对滚石灾害的影响因素分析，给出了相应的灾害评价方法，并对19个滚石灾害点进行了灾害评价。
By analyzing influence factors of the hazard, an assessment approach is presented, with which 19 rockfall sites are assessed.
地震诱发的次生山地灾害类型包括：崩塌、滚石、滑坡和重力地裂缝。
The types of mountain disaster induced by earthquake include: collapse, rock roll, landslide and gravity fissure.
地震诱发的次生山地灾害类型包括：崩塌、滚石、滑坡和重力地裂缝。
The types of mountain disaster induced by earthquake include: collapse, rock roll, landslide and gravity fissure.
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