rolled concrete gravity dam
rolled concrete gravity dam
碾压混凝土重力坝
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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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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