A Mi-17 transport helicopter attached to an army aviation brigade under the Chinese PLA Army hovers at an ultra-low altitude during a field flight training exercise. (eng.chinamil.com.cn/Photo by Hu Qiwu)
A Mi-17 transport helicopter attached to an army aviation brigade under the Chinese PLA Army hovers at an ultra-low altitude during a field flight training exercise. (eng.chinamil.com.cn/Photo by Hu Qiwu)