The underground parts are designed as a watertight concrete structure – white vessel.
地下是防水混凝土结构 — — 白色瓷砖。
Seepage proof facing plate or watertight concrete layer often locates in stone masonry arch dam.
在上游面或内部偏上游处设置了混凝土防渗层的砌石拱坝为成层异弹模坝。
The outer walls and the foundation slab constitute a watertight basin, made of water-resistant concrete.
外墙和基础地面由防水混凝土浇筑，具有防水功能。
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