The construction of the roller compacted concrete dam needs four dry seasons and four flood seasons to reach the design elevation.

碾压混凝土拦河坝工程须经过四个枯水期四个汛期的施工才能达到设计高程。

To increase the shear strength on lift joints of the high roller compacted concrete dam (RCCD), a kind of construction method is brought forward.

理论分析认为这一施工技术对提高碾压混凝土层缝的抗剪强度效果显著。

The surface between roller compacted layers of concrete dam is a weak link of dam.

碾压混凝土坝碾压层之间的层面是坝体的薄弱环节。