Multicopter ndiye wothandizira wabwino kwambiri pakukonza m'munda
M'chigawo cha Yaroslavl, anayamba kugwiritsa ntchito multicopter kupopera mankhwala ophera tizilombo, feteleza ndi kufesa. Ntchito yoyesererayi ikuyendetsedwa ndi bungwe lazaulimi ...