Although both of them are used to drain stormwater out of city,they have different design standards,storm sampling methods,frequency distribution,and calculation methods of runoff.

Characteristic analysis of energy field of rainstorm on 14 July 2007 in Ningxia;

Analysis for the "2005.08" rainstorm in East Tieling Mountainous Area;

Analysis of the rainstorm and flood in Fugu at "July 30.2003"of the middle reaches of Yellow River;

Causes of heavy rains in the Yangtze River-Huaihe River region in the summer of 2003;

Evolution of large scale and meso-scale atmospheric motion in a heavy rain process;

Analysis of heavy rain weather features during continued cloudy-rainy in Shizuishan of Ningxia on June 2007;

The "060714" storm flood analysis at the eastern foot of Helan Mountain in Ningxia;

Analysis of extraordinary storm flood characteristics of Hejiang river basin;

The storm and flood characteristic analysis in Hulan River Valley in August 2003;

Correlation analysis of regional heavy rainfall in Zhejiang Province during Meiyu period and its meteorological fields.;

Application of the satellite data to numerical simulation of heavy rainfall;

Application of the observation in the field experiment to the analysis of heavy rainfall processes;

The study on the circulation of high altitude and low altitude of the east of Qingzang high in the time of torrential rain;

Diagnostic study on the torrential rains coupling with the lower southwest jets in Yunnan;

Torrential Rain Analysis of 9711 Typhoon;