| 1. | This place never had any fucking air conditioning 这个地方绝对没有通风管道 |
| 2. | 1 0 : 1 5 ? - i heip yen into the ventiiation duct -十点十五分? -我帮助杨进入通风管道 |
| 3. | - 1 0 : 1 5 ? - i heip yen into the ventiiation duct -十点十五分? -我帮助杨进入通风管道 |
| 4. | Glassfiber reinforced cement duct for ventilation 玻璃纤维增强水泥通风管道 |
| 5. | Fire resistance test method of ventilation ducts 通风管道的耐火试验方法 |
| 6. | Non - combustibility ventilating pipes of inorganic material and fiberglass 不燃型无机玻璃钢通风管道 |
| 7. | Technical specification of air duct 通风管道技术规程 |
| 8. | My ventilation ducts will be too small to crawl through 我所有的建筑物通风管道将会小到没有任何人爬的进去 |
| 9. | It is light , convenient to move and suitable to produce duct 它具有重量轻,移动方便的特点,适用于通风管道工程的制作。 |
| 10. | It ' s a ventilation shaft 这是通风管道 |