片语
concretionary layer结核层
caky凝固的;饼状的
concretionary nitrogen凝固氮
concretionary sand结核状砂
concretionary laterite结核砖红壤
concretionary materials固结材料
concretionary con结核
concretionary structure结核状构造
concretionary structures结核构造
solidified凝固,团结(solidify的过去式和过去分词形式)
concretionary horizon结核层