问题
名词解释
代谢能
答案
参考答案：
摄入单位饲料的总能与由粪、尿及其他排泄物所排出的能量之差。
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代谢能
参考答案：
摄入单位饲料的总能与由粪、尿及其他排泄物所排出的能量之差。
| 选词填空 | |
2. __________ regard cows and bulls as the spirit. 3. More and more __________ products have been sold all over the world. 4. Three __________ of the workers in this factory come from the countryside. 5. The __________ of washing one's hands before a meal is that it prevents illness. |