drought duration 中文意思是什麼

drought duration 解釋
乾旱延時
  • drought : n. 1. 旱災，乾旱。2. 〈比喻〉（長期的）缺乏。3. 〈古語〉乾渴；乾燥。
  • duration : n. 1. 持久，持續。2. 持續時間，存在時間；期間。adj. -al
  1. The mean duration of drought and flood events also has little secular trend

    旱澇的持續時間的長期變化也很小。
  2. We first calculated the mean duration of drought and flood events, we found that the mean duration of drought and flood events has little spatial variability over the globe. the mean of the duration is about 1 - 1. 5 months, with a standard deviation of 0

    指出旱澇（大旱大澇）的持續時間具有很小的空間變化，大部分地區的旱澇的持續時間變化在1 - 1 . 5個月之間，具有0 . 5個月的方差。
  3. In this paper, advance in the application of marker - assisted selection, interspecific hybridization, transgenic technology to select the peanut breeds of resistant to insect pests and diseases, drought - tolerant, quality, short duration high 、 yield in the foreign countries is reviewed

    總結了近些年來國際上應用分子標記、種間雜交、轉基因技術等方法在選育花生抗病蟲、抗旱等多抗性及優質、早熟、高產新品種等方面取得的最新進展。
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