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.
作爲(wèi)對(duì)氣候變化流域下墊麪情況改變及人類強(qiáng)烈活動(dòng)的適應(yīng)性對(duì)策,提出了需要在原來水文系列基礎(chǔ)上重新統(tǒng)計(jì)延長流域洪水頻率,使水文統(tǒng)計(jì)結(jié)果更真實(shí)地反映已發(fā)生變化的水庫逕流。