对输送含固体颗粒介质的泵，要求对流部件采用耐磨材料，必要时轴封用采用清洁液体冲洗。
The transportation of solid particles media pump for convection component wear-resistant materials used, if necessary, seal with the use of cleaner liquid rinse.
对输送含固体颗粒介质的泵，要求对流部件采用耐磨材料，必要时轴封用采用清洁液体冲洗。
The transportation of solid particles media pump for convection component wear-resistant materials used, if necessary, seal with the use of cleaner liquid rinse.
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