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contour ploughing
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contour ploughing
Encyclopedia
农学
等高耕作
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contour ploughing
等高耕作
在坡耕地上沿等高线进行土壤耕作和作物种植,以保持水土、提高抗旱能力的耕作方法。又称横坡耕作。
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Water supply equipment and Pump room
water supply for construction
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water supply of concentrators
water supply of the ancient Jerusalem
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