60 元券9783031320361ApplicationsChallenges预订¥4600去看看中国国际图书专营店发布了[预订]Unmanned Aerial Vehicles Applications: Challenges and Trends 978303132036125 元券9783031320361ApplicationsChallengesVehicles¥5930去看看澜瑞图书专营店发布了【4周达】Unmanned Aerial Vehicles Applications: Challenges and Trends [9783031320361]