| 1. | C warnings of other meteorological hazards 丙关于其他危险天气情况的警告 |
| 2. | No hazardous weather all around of the airport 机场周围没有危险天气。 |
| 3. | Significant weather information sigmet weather forecast for local aviation 向航机发出的危险天气警告sigmet |
| 4. | Significant weather information 危险天气警告 |
| 5. | Hazardous weather message 危险天气通报 |
| 6. | These stations may report weather intervals of an hour or even less to warn of approaching weather dangers 这些台站可以1小时或不到1小时报告1次天气以警告(人们注意)危险天气的临近。 |
| 7. | The ratio of flight accident result from circumstance factor is 1 / 3 . to a great extent , is dangerous weather 在航空安全中,约有1 3的事故是由于环境因素造成,而环境因素主要就是危险天气。 |
| 8. | In despite of improvement of aviation technology , the influence by dangerous weather is tremendous and cannot be ignored 因此危险天气对飞行的影响仍然是不可忽视的,千万不能因为航空技术水平的提高而忘记了它。 |