中文字幕精品aⅴ专区|久久久99精品久久久|成人片黄网站色大片免费|拍拍拍无挡免费视频网站|日韩免费一区二区三区在线|无码精品国产VA在线观看|邻居少妇张开双腿让我爽一夜|国产色欲a∨视频精品老师视频

    <form id="fgbmd"><nav id="fgbmd"></nav></form>
    <form id="fgbmd"><sup id="fgbmd"></sup></form>

    <noscript id="fgbmd"><meter id="fgbmd"></meter></noscript>
      <center id="fgbmd"></center>

    1. Putting the coarse crushing in the underground to avoid the ground dust and noise pollution; filling the goaf with waste residue and tailings to minimize environmental disturbance caused by waste residue and tailings; the heating equipment adopts energy-saving electric boiler to eliminate the influence of flue gas on environment; two sets of buried water systems are built, which directly recycles industrial water with a utilization rate of 95%, the fresh water s’ consumption is controlled within 0.2 cubic meters per ton of ore, the treated domestic wastewater has been used for greening to realize zero discharge of wastewater.


      202004301588231140502611.jpg

      The functional layout of the mine is scientific and reasonable, the stepped layout of plants 

      realize the self-flow transportation of pulp.

        

      202004301588231152101623.jpg

      After the treatment of flotation wastewater and domestic wastewater reaches the 

      standard, it’s used for secondary production and green irrigation and clean.

      202004301588231166139509.jpg

      The treated domestic wastewater is used for environmental greening and the industrial 

      water is directly recycled to achieve zero discharge.


      202004301588231177198978.jpg

      The tailings dump project has won the national invention patent as well as the national 

      utility model patent.





      ? 苏尼特右旗| 班戈县| 福建省| 吴堡县| 清流县| 兴海县| 荃湾区| 曲阜市| 新密市| 临武县| 朝阳市| 丰镇市| 双江| 衡阳市| 珲春市| 鹿泉市| 高安市| 金沙县| 武城县| 阜新市| 阜康市| 连江县| 华蓥市| 饶河县| 抚顺县| 泰宁县| 洪泽县| 连州市| 神木县| 深州市| 和林格尔县| 集贤县| 花莲市| 鄄城县| 竹北市| 合山市| 余江县| 汉阴县| 清苑县| 宁阳县| 三原县|