Sulfurie硫酸
sulfurn.【U】硫(磺)v.用硫磺处理
Sulfur fixative additive钙基固硫剂
sulfuric acid conversion硫酸转化
sulfur heterocyclic ring含硫的杂环
Sulfuric acid extraction硫酸浸出
sulfur tolerant catalyst抗硫中毒催化剂
sulfur removal technique脱硫技术
sulfur modified concrete硫磺改质混凝土
sulfuric ester detergent硫酸酯洗涤剂
sulfur dioxide corrosion二氧化硫腐蚀
sulfur oxide perchlorate高氯酸氧硫