| 1. | The cause of the fire is under investigation 目前火灾原因尚在调查之中。 |
| 2. | Officials were still trying to determine the cause of the fire 火灾原因目前还在调查中。 |
| 3. | The reason and prevention of civil architecture electric fire 民用建筑电气火灾原因及防范 |
| 4. | Causes for motor fires and the countermeasures 电动机火灾原因及其对策 |
| 5. | The cause of the fire is under investigation 火灾原因正在调查中。 |
| 6. | Reasons of causing fire disaster at public places and control measures 公共场所火灾原因及管理对策 |
| 7. | On the reasons of residential fire as well as the precaution measures 家庭住宅火灾原因分析及预防对策 |
| 8. | The fire has been blamed on a space heater or an overloaded power strip 火灾原因处于一个加热器或者是超负荷使用电器。 |
| 9. | Technical determination method for electrical fire cause . part 1 : macroscopic method 电气火灾原因技术鉴定方法第1部分:宏观法 |
| 10. | Technical determination method for electrical fire cause - part 4 : metallographic method 电气火灾原因技术鉴定方法第4部分:金相法 |