Pilots assigned to an aviation brigade with the air force under the Chinese PLA Southern Theater Command perform pre-flight inspections with the help of a maintenance man before a training exercise. (eng.chinamil.com.cn/Photo by Qu Di and Jiang Guangzhen)近日，南部战区空军航空兵某旅开展飞行训练。图为机务人员协助飞行员做起飞前检查。（英文中国军网/曲笛、姜广振 摄）