《场地勘察指南》
Guide to Site Investigation
Ⅲ类季节性冻土场地
third kind seasonally frozen ground
北京西客站南广场地下通道
underground passageway of the south square at Beiling West Passenger Station
比赛场地照明
lighting for competition area
表演及展览场地
performing and exhibition venues
采场地质研究
Geological Research in Mineral Field