| 1. | Heat was obtained from decomposing manures and hot air flues .
靠肥料分解和烟道为植物提供热量。 |
| 2. | Vapor or fumes may condense on piping, ducts, or stack walls .
蒸气或尘雾可能在管道，烟道或烟囱壁上冷凝。 |
| 3. | Methods for determination of mercaptan in flue gas
烟道气体中硫醇含量的测定方法 |
| 4. | Method for determination of phosgene in flue gas
烟道气体中碳酰氯含量的测定方法 |
| 5. | So they flew through a flaw in the flue
就这样， ?们就飞越了烟道里的一条裂纹。 |
| 6. | The flue should draw better once it ' s been swept
烟道一经清扫，通风情况应好些。 |
| 7. | Methods for determination of pyridine in flue gas
烟道气体中吡啶含量的测定方法 |
| 8. | Standard practice for installing clay flue lining
安装粘土烟道内衬的标准实施规程 |
| 9. | Methods for determination of acrolein in flue gas
烟道气体中丙烯醛含量的测定方法 |
| 10. | Methods for determination of phenols in flue gas
烟道气体中酚类含量的测定方法 |
