clean technology meaning in English

洁净技术；环保技术

Improvement of cleaning technology in underground water bin
清仓技术在矿井水仓的改进
Energe saving & dust cleaning technology for industrial boiler
4 .工业锅炉节能和除尘技术。
Cleaning technology of oil tanks before anti - corrosion engineering
油罐内壁防腐前的清理技术
Unhairing methods in leather process and its clean technology
制革生产中的脱毛方法与清洁化技术
Mechnization cleaning technology of new module suctorial aluminium tube
新型吸铝管机械化清理工艺

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