常見例句With phosphate as the main composition, an optimum composition of cleaning agent that can degrease, descale and prevent rust has been determined. 摘要通過試驗確定了以磷酸為主劑的除油除銹防銹“三合一”清洗劑的最佳配比;The results show that a controlled blasting method by charging onout wall of pipe with the mixed RDX and TNT-NH 4NO 3 can effectively descale ash carrier pipe. 研究結(jié)果表明,將黑索金和硝銨炸藥按一定比例混合,采用管外貼壁裝藥的控制爆破方法,可有效清除輸灰管內(nèi)的灰垢。With phosphate as the main composition,the optimum composition of cleaning agentthat can degrease,descale and be untirust has been determined by experiment. 通過試驗確定了以磷酸為主劑的除油除銹防銹“三合一”清洗劑的最佳配比;Descale Technology at Hot Rolling and its Progress 軋鋼除鱗技術及其發(fā)展Keywords Descale Jet valve Open and shut characteristic; 除鱗;噴射閥;啟閉特性;Guide for Metallic Abrasive Blasting to Descale the Interior of Pipe 金屬研磨法除去管內(nèi)氧化皮指南 返回 descale