The excavation of the rolled concrete double-curvature arch dam and gravity dam in Dahuashui hydroelectric station in Guizhou adopted deep-hole graded slight differences demolition.
贵州大花水水电站碾压混凝土双曲拱坝、重力坝开挖采用深孔梯段微差爆破。
The excavation of the rolled concrete double-curvature arch dam and gravity dam in Dahuashui hydroelectric station in Guizhou adopted deep-hole graded slight differences demolition.
贵州大花水水电站碾压混凝土双曲拱坝、重力坝开挖采用深孔梯段微差爆破。
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