rain recorder

By comparing the design rainfall for the urban area and suburbs in the same period,and taking meteorological and g.

通过同一时期中心城区和区县设计雨量的对比,结合气候和地理因素的影响分析,揭示了上海中心城区与市郊短历时设计暴雨强度的差异及其与重现期的关系。

With comprehensive investigation and analysis, it is considered that design rainfall for farmland drainage should be selected according to the present situation of drainage projects and the differences in rainfall spatial distribution.

通过对四湖流域深入调查 ,提出应根据排水区业已形成的格局和降水分布差异分区选择排水设计雨量 ;联系项目实际论述了涝渍地集水小区明排系统规划中涉及的排水泵站经济性、排水沟道优化布局、排水工程建设的适度规模等问题 ;最后就涝渍地暗管排水工程及其推广问题进行了剖