菏泽朱口刘庄险工在初解放时还是许多秸料埽和砖柳坝。目前已逐渐改为石工。但其根基还很薄弱,不但伏秋大汛容易发生险情,即在小水位也常出现裂缝和下蛰现象。几年来的经验教训告诉我们:从埽秸改为石工是需经过一个相当长的蛰动时期的。在蛰 Heze Zhukou Liuzhuang dangerous workers in the early liberation of many of the straw 埽 and brick willow dam. Has gradually changed to masonry. However, its foundation is still very weak. Not only is it easy for dangerous floods to occur in large floods in autumn, that is, cracks and hysteria often appear in small water levels. The lessons we have learned from the years have taught us that it has taken a rather long period of stinging to change masons to masonry. Stinging