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1.According to this experiment, there are 100m2 of rain-harvesting acreage, then 3m3 rain harvesting pool will be builtcorrespondingly in gneiss area of Tai-hang mountain.
根据本试验研究,在太行山片麻岩区,每100m~2的集面积对应修建容积为3m~3的集池,便能取得较好的集效果。收藏指正
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