乘云一号载人飞行器载人无人机用于夜间消防救援和应急救援巡逻

乘云一号载人飞行器载人无人机用于夜间消防救援和应急救援巡逻

Person-carrying unmanned aircraft, manned aircraft, electric vertical take-off and landing aircraft, unmanned aircraft parts, aircraft, unmanned aircraft