避免了冷却水的二次污染。模面热切额物料颗粒外观圆滑、饱满、美观。
The cooling water to avoid secondary pollution. die face material particles sleek look, full and beautiful.
为避免城市污水污泥产生二次污染，必须对其进行妥善处理与处置。
The treatment and disposal of sludge is essential in the process of wastewater treatment.
为避免城市污水污泥产生二次污染，必须对其进行妥善处理与处置。
The treatment and disposal of sludge is essential in the process of wastewater treatment.
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