Heavy smog continues to shroud north China
1月4日,同学们在气膜体育馆内上体育课。当日,河北石家庄持续雾霾天气。石家庄华兴小学誉兴校区启用气膜体育馆,同学们可以在馆内正常上体育课。据了解,气膜体育馆长50米,宽20米,设有送风口、排风口及空气过滤系统,并可按需控制馆内温湿度、空气质量、照明。[新华社 王晓 摄] Pupils have PE inside a specially-built dome for athletic activities at Yuxing Campus of Huaxing Primary School in Shijiazhuang, capital of north China's Hebei Province, Jan. 4, 2017. The dome, which is pressurized, has built-in filtration systems. Heavy smog continued to shroud north China on Wednesday. (Xinhua/Wang Xiao) |
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