|
|
| 1. | downward filtering process |
| 下滤过程 |
|
|
| | |
| 2. | downward mobility |
| 趋下流动趋下流动 |
|
|
| | |
| 3. | downward ventilation |
| 下向通风 |
|
|
| | |
| 4. | an upward (downward) slope |
| 向上（下）的倾斜 |
|
|
| | |
| 5. | downward ozone transport |
| 臭氧下沈；臭氧下向移动 |
|
|
| | |
| 6. | arms downward stretch |
| 两臂下伸 |
|
|
| | |
| 7. | downward traveling wave |
| 下行波 |
|
|
| | |
| 8. | downward filling method |
| 下向充填法 |
|
|
| | |
| 9. | downward ventilator |
| 下向通风筒 |
|
|
| | |
| 10. | downward system of ventilation |
| 下向通风系统 |
|
|
| | |