摘要
研制出一种除焦油和积碳的复合清洗剂，它由水基碱性清洗剂和溶剂基清洗剂复配而成．通过工程实例论述该清洗剂在施工中的应用和清洗效果．
A new kind of cleaning agent was studied out. It could be used to get rid of tar and coke. It was made up of basic water solution and solevent cleaning agent. Its result was proved in the cleaning process.
