无人航空航天管制
UAS Unmanned Aerospace Surveillance
航空、航无推进系统
Aerospace propulsion system
无机－无机复合粒子
in organic-inorganic composite particle
无人机航摄系统
unmanned aerial photogrammetric system
unmanned Air vehicle aerial photographic system
垂直航空照片
vertical aerial photograph
垂直航空照片垂直空中照片
vertical aerial photograph
航空照片判读
aerial photo interpretation
interpretation of air photographs
航空照片判释
aerial photograph interpretation， API
aerial photograph interpretation
API
偏斜航空照片
oblique aerial photograph