暴雨排水沟 meaning in Chinese

storm drain
storm sewer

Standard specification for storm drain resilient connectors between reinforced concrete storm sewer structures , pipes , and laterals
加筋混凝土暴雨排水沟设施管道和横向排水沟间的排水沟回弹性连接件的标准规范
Standard specification for storm drain resilient connectors between reinforced concrete storm sewer structures , pipes , and laterals metric
加筋混凝土排暴雨污水结构管道和横向排水沟间的暴雨排水沟弹性连接件标准规范