空调器室外机
outdoor unit of air conditioner
空调器室外机壳
outdoor air-conditioner shell
美术室外建筑写生
outdoors architectural sketch
人工室外条件
artificial outdoor condition
室外LED显示屏
outdoor LED display screen
Outdoor LED display
Outdoor LED Display Panel
室外大气颗粒物
outdoor atmospheric particulate mstters
室外地上用木材
exterior above-ground wood
室外雕塑和装饰品
outdoor sculpture & ornamental work
室外发电厂
outdoor-type power station