fresh-feed conversion

例句：

1. 1.The efficiency of the new feed conversion system has been greatly improved.
   新饲料转换系统的效率大大提高。
2. 2.The research on fresh feed conversion is crucial for improving animal health.
   关于新鲜饲料转换的研究对提高动物健康至关重要。
3. 3. The company's new feed conversion technology has received positive feedback from customers.
   该公司的新技术在客户中获得了积极的反馈。