periodical flood 中文意思是什麼
periodical flood
解釋
周期泛濫- periodical : adj 1 周期的，定期的；時常發生的，間歇的。2 定期發行的，期刊的。n （日報以外的）定期刊物，雜志。 ...
- flood : n 1 洪水，水災。2 溢流，漲水，潮水最高點，泛濫，洶涌。3 〈詩〉河，湖，海。4 充溢，豐富；大量，一...
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The eni of el nino events is expressed by using differences of sea surface temperature in the area of equatorial east pacific 010s, 90180w. based on eni s definition, 25 el nino events and 26 la nina events from 1870 to 2000 are defined. and the starting and ending time of 1997 s strong el nino event is predicted six months ahead of the event by using eni s three periodical overlapping prediction method. the prediction offers great support to the accurate prediction of the flush flood occurred along nenjiang river in 1998
使用赤道東太平洋010s ， 90180w海水表面溫度sst距平值表徵厄爾尼諾拉尼娜事件指數eni 。根據eni定義出1870 - 2000年期間25次厄爾尼諾事件和26次拉尼娜事件，採用eni三周期疊加預報模式提前6個月預測出1997年強厄爾尼諾事件的開始和結束時間，為較準確預測出1998年嫩江特大洪水提供了預報依據。
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