常見例句雙語例句The main methods for calculating designed flood are probable maximum precipitation and hydrologic frequency analysis.設(shè)計洪水計算方法主要是可能最大降雨和水文頻率法。At first, the current situation of Probable Maximum Precipitation and Probable Maximum Flood Calculations research in the world is elaborated in this paper.本文首先闡述了目前可能最大暴雨與可能最大洪水計算方法的國內(nèi)外研究現(xiàn)狀。 返回 probable maximum precipitation