The sequence of excavation for the shaft of diversion system at Pushihe storage power station is to excavate the pioneer well used by back well boring machine, then by hand air drill to expand it.
蒲石河抽水蓄能电站引水系统中的竖井开挖，拟采用反井钻机进行导井开挖，人工手风钻钻孔扩挖的方式施工。
In Yangtze diversion works, Phase III, the land-based reservoir will be constructed by excavation.
长江引水三期陆域水库库区采用开挖成库形成库容。
The design, construction and effect of the explosion for tunnel excavation on the diversion tunnel project of Tangpu Reservoir in Zhejiang province were introduced.
简要介绍了浙江省汤浦水库输水隧洞工程洞挖爆破的设计、施工及实施效果。
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