短語詞組短語contaminated soil foundation investigation 污染土地基勘察salty soil foundation investigation 鹽漬土地基勘察artificial soil foundation investigation 人工填土地基勘察soil erosion investigation 水土流失調(diào)查red soil resource investigation 紅壤資源調(diào)查soil pollution investigation 土壤污染調(diào)查frozen soil foundation investigation 凍土地基勘察soil fertility investigation 土壤肥力研究soil quality investigation 土質(zhì)調(diào)查 返回 soil investigation