feed conversion

例句：

1. 1.The new technology has greatly improved the feed conversion rate of our farm animals.
   新技术大大提高了我们的农场动物的饲料转化率。
2. 2. To increase productivity, we need to optimize the feed conversion process.
   为了提高生产力，我们需要优化饲料转化过程。
3. 3.The research on feed conversion rates is crucial for the sustainable development of agriculture.
   关于饲料转化率的研究对于农业的可持续发展至关重要。