revolving feed frame 旋转式喂饲架
feed-end frame 窑尾框架
feed frame
饲料框架
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Meanwhile, during the same time frame, the cost to nutritiously feed a four-person family rose by more than 40%, according to the U.S. Department of Agriculture.
FORBES: Food Scarcity May Leave World Hungry Despite Growth
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