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surface working
eng.geol. 地表作业; 露天作业
met. 表面加工
tech. 露头作业; 露头开采场; 表面研磨
surface working: 29 phrases in 11 subjects
Automobiles5
Computer numerical control1
Electric machinery1
Electronics1
Explosives and Explosive Ordnance Disposal5
Hydroelectric power stations1
Metallurgy3
Plastics1
Polygraphy1
Technology9
Textile industry1