Used for dispensing perchloride cream and fenvalerate malathion cream, lower use level and good effects.
用于配制高氯及氰马乳油, 用量低,效果好.
Production and market status of ethylene perchloride at domestic and abroad is introduced in this article.
介绍了四氯乙烯国内外生产现状和市场状况.
简答网 · 高考英语
简答网 · 四六级英语
简答网 · 双语娱乐资讯
简答网 · 中考英语