使用渗水管可以很好地达到目的。
介绍在土坡中设置水平渗水管来降低地下水位的一种方法。
This paper recommends a method of lowering the ground water table by setting up the horizontal drains in hill slopes.
本实用新型为橡塑渗水管专用挤出机,属塑料管生产设备技术领域。
The utility model relates to a specialized extruding machine for rubber and plastic leaking tube, belonging to the technical field of plastic tube manufacturing device.
本实用新型为橡塑渗水管专用挤出机,属塑料管生产设备技术领域。
The utility model relates to a specialized extruding machine for rubber and plastic leaking tube, belonging to the technical field of plastic tube manufacturing device.
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