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1一字型水闸目前国内发展的一字型水闸,由导流墙、闸室、过流堰口、交通桥、工作桥等组成。该闸型将传统式水闸底板变为一块很窄的竖板,出口段消能工可根据实际情况而定。与传统式水闸相比,其优点:①一字型闸减少了与冻土接触面,变面为线,因此消除了基底与基侧的法向冻胀力,闸
1 font sluice At present, the domestic development of a font sluice, the diversion wall, sluice chamber, weir crossing, traffic bridge, work bridge and other components. The gate will be a traditional sluice floor into a very narrow vertical plate, exit section energy dissipater can be based on the actual situation. Compared with the traditional sluice, the advantages are as follows: (1) The floodgate reduces the contact surface with the frozen soil and changes the surface into a line, thus eliminating the normal frost heaving force between the base and the base,