【描述】2017 年6 月14 日，山东省淄博市高青县高城镇东张村书记张浩（右）帮助村民张良钢做无人机起飞前的准备。曾经是困难户的张良钢现在已经成为一名熟练的农业无人机飞行员，年收入达5 万元。
        
         Zhang Hao (R), chief of Dongzhang Village, Gaocheng Town, Gaoqing County, Zibo City, Shandong Province, joins Zhang Lianggang in making preparations for the flight of a drone, June 14, 2017. Zhang Lianggang, who used to be a poor and needy villager, has become a skilled drone operator, earning 50,000 yuan a year.