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active surface
agric., meteorol. 主动面; 活性表面 {土壤}
chem. 活性表面
ecol. 有效表面
met. 有效
oil 作用面
active surface: 129 phrases in 26 subjects
Accumulators1
Agriculture7
Animal husbandry2
Architecture2
Automobiles1
Chemistry6
Construction1
Drilling2
Earth sciences3
Electric machinery1
Electronics3
Engineering geology1
Environment2
Explosives and Explosive Ordnance Disposal11
Food service and catering1
General1
Metallurgy13
Mining1
Oil / petroleum8
Plastics1
Polygraphy1
Polymers6
Space3
Technology42
Water resources8
Wind Energy1