近期由于短时间内暴雨的影响,导致很多大中城市出现了不同程度的内涝,甚至包括北京在雨水排放管渠也出现了一些问题。优化雨水管渠系统,减少城市内涝,这是城市给排水工作者的职责所在。 Recently, due to the heavy rain over a short period of time, many large and medium-sized cities have experienced various degrees of waterlogging. Some problems have even emerged in Beijing’s storm drains. Optimizing the stormwater canal system and reducing urban waterlogging are the responsibilities of urban water supply and drainage workers.