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。
In addition, spiral case design method by layers and blocks, concrete temperature control, construction quality control, additional anti-crack reinforcement bar disposal, etc.
并结合工程实际介绍了分层分块设计、混凝土温控、施工质量控制、增设温度筋和抗裂筋等技术措施。
The concrete structure surrounding spiral case of the Three Gorges power station's powerhouse becomes one of the most complicated structures of the powerhouse for its queer geometric figuration.
三峡电站厂房蜗壳外围混凝土结构由于其几何形态的奇异而成为三峡电站厂房结构中最复杂的结构之一。
The larger the gap between spiral case and outside concrete, the smaller the stress in outside concrete and the larger the stress in spiral case and the rate of carrying capacity.
随着蜗壳与外围混凝土之间缝隙增大，外围混凝土拉应力减小，蜗壳应力与承载比增大。
The larger the gap between spiral case and outside concrete, the smaller the stress in outside concrete and the larger the stress in spiral case and the rate of carrying capacity.
随着蜗壳与外围混凝土之间缝隙增大，外围混凝土拉应力减小，蜗壳应力与承载比增大。
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