毛纺厂
a woollen mill
Woollen mill wastewater treatment by iron chip filter& activated sludge process
铁屑过滤&活性污泥法处理毛纺厂废水
finance from industry is contributed by the woollen mill members, the wool scourer members, and the wool board.
其经费来源由毛纺会员,毛刷会员和羊毛委员会赞助。
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