which limits low-altitude flight capabilities," said Chen Zheng, deputy dean of Peking University's College of Engineering, adding that the energy density of batteries is two orders of magnitude ...
“A major challenge with lithium batteries is their weight, which limits low-altitude flight capabilities,” said Chen Zheng, deputy dean of Peking University’s College of Engineering, adding that the ...
As Zhangjiakou, a renowned winter tourism destination in Hebei province, welcomes visitors from around the world during the peak season for winter sports, the increasing popularity of low-altitude ...