1) thousand years flood
千年一遇洪水
2) design flood with recurrence interval of ten thousand years
万年一遇洪水
3) flood that is not likely to happen in a century
百年一遇洪水
4) 5% frequency flood
20年一遇洪水
5) flood encounter
洪水遭遇
1.
Discussion on method of the flood encounter forcast on Yellow river, Luo river and Wei river in Sanmenxia reservoir area;
黄河洛河渭河在三门峡库区洪水遭遇预测方法的探讨
6) synchronized floods
遭遇洪水
1.
This paper gives out an analysis and study on the definition, standards, hydrological characteris-tics and inflow calculation of the synchronized floods in the upper and middle reaches of the Yangtze River.
本文对长江上、中游遭遇洪水的定义、标准、水文特征、入流量计算、江湖容蓄曲线的变化规律、洞庭湖大湖区间径流计算作了分析研究。
补充资料：千年
1.极言时间久远。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条