large-area flood 中文意思是什麼
large-area flood
解釋
大面積洪水-
Jahezi reservoir is located at the northwest arid area of china, the primary tasks of which are flood control land irrigation. it has been reinforced in 2003 so the discharge capacity and the safety of dam were increasing at large degree, which created the conditions to utilize the flood sufficiently by raising the limited water level
夾河子水庫地處我國西北乾旱區,主要承擔防洪及灌溉任務, 2003年除險加固完成後,水庫的泄流能力及大壩安全都有很大程度的提高,為水庫抬高汛限水位,實現洪水資源化創造了條件。 -
A method is brought forth to identify the dry and flood years for precipitation during june to august in large scale area
,提出了大尺度區域6 - 8月旱澇年的劃分和檢驗方法。
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