高空长航时无人机
High-Altitude Long-Endurance(HALE) Unmanned Aerial Vehicle(UAV
hale uav
High altitude long endurance(HALE)UAV
high altitude long-endurance UAV
high-altitude-long-endurance UAV
HALEUAV
无人机航摄系统
unmanned aerial photogrammetric system
unmanned Air vehicle aerial photographic system
无机－无机复合粒子
in organic-inorganic composite particle
长期定位有机－无机肥配施
long-term mixed application of organic-inorganic
高空长航时
high altitude long endurance
临近空间长航时
near-space-long-endurance
水下无人航行器
underwater unmanned vehicle
UUV
unmanned underwater vehicle