短語詞組短語concretionary materials 固結(jié)材料concretionary horizon 結(jié)核層concretionary con 結(jié)核concretionary layer 結(jié)核層concretionary structure 結(jié)核狀搆造concretionary sand 結(jié)核狀砂concretionary structures 結(jié)核搆造concretionary nitrogen 凝固氮concretionary laterite 結(jié)核甎紅壤 返回 concretionary