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