Secondary drinking water supply

英 美
  • 二次供水
  • drinking n.喝;喝酒动词drink的现在分词.
  • secondary adj.次要的;从属的;中等教育的n.副手;次要位置
  • supply n.供应;补给;贮备vt.供应;提供;补充
  • water n.水;海域;雨水;海水v.给...浇水;给...供水;加水稀释;充满眼泪;给...水喝
    1. The authors monitored some indices of organic and bacterial contamination of drinking water from some water towers.
      本文对某二次供水系统进行了有机污染指标及细菌学指标的测定。