• The preventive measures should meet the requirements of the gradient of water table and the condition of water circulation.

    防渗处理满足于地下水比降交替循环条件等方面要求

    youdao

  • Ultrasonic liquid level gauge used to real-time measure the upper level and tail level of the two sections , then the computer calculated average water level, gradient of water table and discharge;

    用超声波液位计将测流渠上下游断面水位实时测出计算机分时段算出平均水位、水面坡降流量;

    youdao

  • Ultrasonic liquid level gauge used to real-time measure the upper level and tail level of the two sections , then the computer calculated average water level, gradient of water table and discharge;

    用超声波液位计将测流渠上下游断面水位实时测出计算机分时段算出平均水位、水面坡降流量;

    youdao

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