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针对污水泵的实际工况,分析了其软填料密封失效的原因,设计了污水泵用机械密封,取得了良好的密封效果。
According to the actual condition of the sewage pump, the reason of the failure of the seal of the soft packing was analyzed. The mechanical seal of the sewage pump was designed and a good sealing effect was achieved.