| 1. | Chemical control is the last resort .
化学防治是最后的措施。 |
| 2. | 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。 |
| 3. | As you see, i am under nervous as well as chemical control .
正如你所知道的那样，我不但受化学的控制，还受神经的控制。 |
| 4. | Chemical controlling techniques for weed in spring lawn
草坪春季化学除草技术 |
| 5. | Chemical control of weeds of rape fields by 14 shuangchu
防除油菜田杂草技术 |
| 6. | Plating chemicals control and analysis
负责电镀药水的控制和分析。 |
| 7. | Chemical control of continuous cropping disease on gladiolus hybrid
唐菖蒲重茬病害的化学防治试验 |
| 8. | Hazardous chemicals control bill
有毒化学品管制条例草案 |
| 9. | The affecting factors of chemical controlling weed in dry direct - seeded rice field
旱直播稻田化除效果的影响因素 |
| 10. | Chemical control on lodging and grain dropping of super hybrid rice xieyou
超级杂交稻协优9308倒伏与落粒的化学控制 |
