| 1. | A series of batch biological reactors are used . 可用一组间歇式生物反应器。 |
| 2. | In stock yards ammonia is formed by biological degradation . 在畜牧场,氨是由生物降解形成的。 |
| 3. | Biological control has been used in many parts of the world . 生物防治曾经在世界许多地方使用。 |
| 4. | The theme is called information flow in biological systems . 这个总题目叫做生物学中的信息传递。 |
| 5. | Biological membranes are composed of two layers of phospholipid molecules . 生物膜由两层D磷脂分子组成。 |
| 6. | Space required for modern biological waste treatment plants is large . 现代生物废品处理站的占地面积很大。 |
| 7. | Generally for most biological studies the yields are too low . 对于大多数生物学研究来说,产额通常是太低。 |
| 8. | Researchers use radiocarbon to study certain biological processes . 研究人员借助放射性碳来研究某些生物过程。 |
| 9. | The early definitions stressed a blend of biological and chemical control . 早期的定义强调生物和化学防治结合。 |
| 10. | This is true for bod removal, aeration and biological growth . 这对生化需氧量的去除,通气,生物生长都是适用的。 |