| 1. | Used in municipal engineering , infrastructure projects , chemical , printing , dyeing , medicine , shipbuilding , foundry and foodstuff to pump thick and dreggy liquid , paste , sand , flowing silt in rivers , as well as liquid containing mud and stone pieces in coal mines 可用市政、基建、化工、印染、医药、造船、铸造、食品等行业抽吸浓稠液、污浊液、糊状体、流砂及城市河道的流动污泥等亦可用作煤矿排除含有泥块小砾石的流体。 |