Because ut takes 4 kilos of grain protein to produce half a kilo of meat pro

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Because ut takes 4 kilos of grain protein to produce half a kilo of meat pro

Because ut takes 4 kilos of grain protein to produce half a kilo of meat pro
Because ut takes 4 kilos of grain protein to produce half a kilo of meat pro

Because ut takes 4 kilos of grain protein to produce half a kilo of meat pro
吃4千克的谷物中所含有的蛋白质能够生产出半千克肉蛋白质