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制革废水
anim.husb. tannery sewage
tech. leather industry wastes; leather wastes; leather wastewater; tanning wastewater; tannery wastewater
textile limeyard waste
制革废水
anim.husb. tannery waste
tech. tanyard waste (water)
制革废水: 11 phrases in 3 subjects
Ecology4
Technology5
Water resources2