常見(jiàn)例句雙語(yǔ)例句The influence of Fengman Reservoir on the hydrologic environment of Songhua River of Harbin reach is studied on the basis of hydrologic characteristic value of 1990 in extremum relative method.根據(jù)90年的水文特征值,研究豐滿水庫(kù)對(duì)松花江哈爾濱段水環(huán)境的影響。 返回 relative extremum