The position adjustment is both a key technology and difficult point for control of the ducted fan UAV.
涵道风扇无人机的姿态调整是其控制的一个关键点也是一个难点。
Applications:Good for 1:18 on road car, ducted fan power and with gearbox for high efficiency power system.
应用：合适1：18房车动力。函道风扇以及带减速齿轮的高效率动力系统。
Due to their simplicity, fan coil units are more economical to install than ducted or central heating systems with air handling units.
由于其简单，安装风机盘管机组更经济比导管或中央供暖系统空气处理单元。
Due to their simplicity, fan coil units are more economical to install than ducted or central heating systems with air handling units.
由于其简单，安装风机盘管机组更经济比导管或中央供暖系统空气处理单元。
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