高坝洲水电站由于设计水头较高，设计单位建议采用预应力钢筋混凝土蜗壳。
Due to the high water head of the GHS, the design unit put forward a suggestion of using the pre stressed reinforced concrete spiral case.
高坝洲水电站由于设计水头较高，设计单位建议采用预应力钢筋混凝土蜗壳。
Due to the high water head of the GHS, the design unit put forward a suggestion of using the pre stressed reinforced concrete spiral case.
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