Wish getting design consult for waste treatment from the water treatment plant.
希望能为今后给水厂污水和污泥处理工程设计提供参考。
Wells, plant oil barrel, the cabin at the end of the sewage waste oil treatment.
油井，工厂油筒，船舱底污水污油处理。
Wells, plant oil barrel, the cabin at the end of the sewage waste oil treatment.
油井，工厂油筒，船舱底污水污油处理。
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