..............page:4-5+13
..............page:25-35+39
..............page:93+107
..............page:98-100
Four-rotor aircraft
Wang Zhimin;Wang Huanhuan;Cui Jingkui;Li Dongda;School of Automation and Information Engineering;Xi’an University of Technology;
..............page:101-107
..............page:108-109
..............page:111-112