Japanese inventor develops flying sphere drone
140.8 هزار بار بازدید -
13 سال پیش
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A Japanese defence researcher has
A Japanese defence researcher has invented a spherical observation drone that can fly down narrow alleys, hover on the spot, take off vertically and bounce along the ground. Duration: 00:32
13 سال پیش
در تاریخ 1390/05/14 منتشر شده
است.
140,856
بـار بازدید شده