The only standard to reflect drought or waterlogging is soil moisture rate.
反映旱与涝的主要指标是土壤含水率。
The results show that, in the last 40 years or more, disastrous years exceeded the normal, and damages caused by waterlogging are more serious than that by drought.
其分析结论是:40多年来旱涝灾年发生的频数超过正常年,且涝灾多于旱灾,重于旱灾;
The results show that, in the last 40 years or more, disastrous years exceeded the normal, and damages caused by waterlogging are more serious than that by drought.
其分析结论是:40多年来旱涝灾年发生的频数超过正常年,且涝灾多于旱灾,重于旱灾;
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