工信部细化民用无人机管理政策 暂行办法再次公开征求意见

array(1) { [453414]=> array(2) { [2]=> array(3) { [0]=> string(9) "工信部" [1]=> string(9) "无人机" [2]=> string(15) "民用无人机" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }