短語詞組短語alluvial gold 砂金alluvial clay 沖積黏土;沖積粘土;沖積土;合金工具鋼alluvial mining [礦業(yè)]砂礦開采;[礦業(yè)]沖積礦床開采;詳細翻譯alluvial silt 沖積粉土alluvial talus 沖積山麓堆積alluvial filtration 沖積過濾Alluvial RCC 強夯法alluvial l 沖積的alluvial working 砂礦采選;砂砂采選alluvial fan 沖積扇；扇形地；扇狀地alluvial plain 沖積平原；沖積系；沖積平野alluvial soil 淤積土；沖積土 返回 alluvial