农业排灌机械动力和粮食收购价格指数与粮食生产呈负相关。
Farm irrigation and drainage mechanical power and grain purchasing price index have negative correlation to grain production.
农业排灌机械动力和粮食收购价格指数与粮食生产呈负相关。
Farm irrigation and drainage mechanical power and grain purchasing price index have negative correlation to grain production.
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