世界各国采用的防波堤断面型式有几十种,但从构造上可概括为斜坡堤、直立堤、混合堤及特殊堤等四大类。特殊堤包括浮式防波堤、遮帘式防波堤及空气式防波堤等。‘ 选择防波堤类型时一般应考虑:1.具有良好的防波性能,能保证其所掩护水域的波浪、水流等条件满足使用上的要求;2.在波浪及地震等动力作用下防波堤有足够的稳定;3.无论海上或陆上作业必须是可行的; There are dozens of types of breakwater sections adopted in various countries in the world, but they are structurally classified into four major categories: slope bank, upright bank, mixed bank and special bank. Special embankments include floating breakwater, curtain breakwater and air breakwater. ’The choice of breakwater type generally should be considered: 1. Has a good anti-wave performance, to ensure that the water they cover the waves, water and other conditions to meet the requirements of the use; 2. Waves and earthquakes and other dynamic breakwaters have enough Stable; 3. Work must be feasible at sea or on land;