Properly selecting the boiler cleaning solvent is the best important procedure in the chemical cleaning program.
正确选择锅炉化学清洗介质，是确定化学清洗方案的关键环节。
Explains in detail the technique and operating procedure of chemical cleaning for the refrigerant water and chilling water systems and the inside and outside surface of the chiller unit.
详细阐述了溴化锂吸收式制冷机的冷媒水系统、冷却水系统以及机组内部和外部的化学清洗技术和操作方法。
Properly selecting the boiler cleaning solvent is the best important procedure in the chemical cleaning...
正确选择锅炉化学清洗介质，是确定化学清洗方案的关键环节。
Properly selecting the boiler cleaning solvent is the best important procedure in the chemical cleaning...
正确选择锅炉化学清洗介质，是确定化学清洗方案的关键环节。
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