短語詞組短語reinforcing landslide -mass 滑坡體加固landslide geological mass 滑坡地質體landslide -mass flow deposit 崩塌lower landslide -mass 下滑體apper landslide -mass 上滑體landslide rock mass 滑移巖石rockfall and landslide mass 崩塌與滑坡體 返回 landslide mass