But, by using the melamine additive, the feed seller makes a heftier profit because melamine scrap is much cheaper than soy, wheat or corn protein.

 
  • 但是,用三聚氰胺添加剂饲料,卖方牟取高额利润,因为三聚氰胺废料要比大豆,小麦或玉米的蛋白质要便宜许多。
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