crashteamracingnitrosoxideedition|Across China: NW China creates bird-friendly solutions for safer power infrastructure
YINCHUAN, June 16 (Xinhua) -- As a drone buzzed above the 110-kilovolt (kV) Lijia transmission line tower in Qingtongxia City, conducting a routine inspection, a curious flock of birds circled and set
3个月前 (06-16) [Food]