dry-matter digestibility of a feed

例句：

1. 1.The study of the digestibility of dry matter is important for understanding the nutritional value of food.
   研究干物质的消化率对于理解食物的营养价值非常重要。
2. 2.The efficiency of the digestion process depends on the digestibility of the dry matter.
   消化过程的效率取决于干物质的消化率。
3. 3.The researcher found that the digestibility of dry matter was influenced by various factors.
   研究人员发现，干物质的消化率受到各种因素的影响。