西西4444www大胆艺术I一区二区三区国产欧美I99热99I成年人天堂comI国产少妇在线观看I亚洲婷婷在线

公司新聞

您的位置 > 首頁 > 公司動態 > 公司新聞
中新蘇伊士.公司新聞

為什么自來水要加氯?為什么人們談“氯”色變?

發布時間:2020-04-08 11:22:48

On a daily basis, Jiangsu Sino French Water detected 15 indexes of finished water including turbidity, residual chlorine, oxygen consumption, colony count, as well as 15 indexes of raw water including turbidity, ammonia nitrogen, pH and thermotolerant coliforms, conducted real-time monitoring through online pipe water quality monitoring points, and increased the monitoring frequency to tighten water quality control.

掃一掃 關注我們

在線留言

  • 看不清楚,點擊刷新