短語(yǔ)詞組短語(yǔ)rock debris content 巖屑含量rock debris dam 石碴壩rock debris from glacier 冰磧water -rock debris flow 水石流Rock debris observation 巖碴觀(guān)測(cè)rock debris from glaciermoraine 冰磧rock debris flow 石流 返回 rock debris