hydrological statistics

The dissertation put forward calculate the flood frequency once again so that the hydrological statistics conform to the truthful circumstances as the policies of adaptability because of the changes above.
作为对气候变化流域下垫面情况改变及人类强烈活动的适应性对策,提出了需要在原来水文系列基础上重新统计延长流域洪水频率,使水文统计结果更真实地反映已发生变化的水库径流。