The summit brought together representatives of civil aviation authorities, ground-based and in-situ observation experts, modellers and satellite remote-sensing experts.
此次峰会汇集了民用航空权利机构的代表，地面和现场观测的专家，建模和卫星遥感专家。
2
It also makes big trouble to astronomer for space observation and bring along high threat to aviation and driving.
光污染给天文学家观察星空造成了很大的困难，给航空和行车也带来了很大的威胁。
3
Its mainly used in air survey, aviation remote sensing, satellite sea observation, astronautics reconnaissance, picture match guidance and so on.