片语
wool sulphureous level羊毛含硫量
refractory sulphureous gold ore难浸含硫金精矿
sulphureous acid leaching硫酸浸出
sulfurated含硫的
sulphureous sewage含硫污水
thio含硫的;硫代(氧)的
sulphureous acidiferous crude oil含硫含酸原油
sulphureous urea含硫尿素
sulphureous compounds含硫化合物
natural sulphureous substance天然含硫化合物