|
|
| 21. | pressure relief vent |
| 减压孔 |
|
|
| | |
| 22. | vent valve spring |
| 通风阀簧 |
|
|
| | |
| 23. | air vent vale |
| 通气阀 |
|
|
| | |
| 24. | automatic roof vent |
| 自动屋顶通风设备 |
|
|
| | |
| 25. | grout vent pipe |
| 灌浆排气管 |
|
|
| | |
| 26. | main vent stack |
| 主通气立管 |
|
|
| | |
| 27. | air vent handle |
| 通风手柄 |
|
|
| | |
| 28. | shock relief vent |
| 减震孔 |
|
|
| | |
| 29. | front quarter vent |
| 前三角玻璃通风窗 |
|
|
| | |
| 30. | vent discharge duct |
| 通风排气管道 |
|
|
| | |