critical period of water 中文意思是什麼
critical period of water
解釋
水分臨界期-
The results showed that each river flow has a tendency to gradual decrease mainly by soil and water conservation in the above four catchments. the critical year of the river flow decrease was 1974, 1974, 1977 and 1974 for jia - lu - he, tu - wei - he, pian - guan - he and qiu - shui - he catchments, respectively. each river flow has been divided into prophase and anaphase period according to the critical year
結果表明:水土流失綜合治理是引起徑流量減少的主要原因之一;從上世紀七十年代以來,四條流域的年徑流量均出現逐年減少的趨勢;在研究時段內,佳蘆河、偏關河、禿尾河和湫水河徑流量發生趨勢性減少的臨界年份分別為1974年、 1974年、 1977年和1974年。
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