1.除去...的锅垢
1.to remove the lime scale that has accumulated in a household appliance such as a kettle
2.to remove the white powder that forms on metal containers when the water in them contains a lot of chemicals
1.Starting with theory research, it expatiates the scale forming reasons and high pressure descale theoretic analyses and calculations.
从理论研究入手，阐述了板坯鳞皮的形成机理及高压水除鳞的理论分析计算；
2.Descale Technology at Hot Rolling and its Progress
轧钢除鳞技术及其发展