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记数系统 jìshù xìtǒng
met. notation system; number representation system; numeration system
tech. number system
记数系统: 96 phrases in 18 subjects
Air defense1
Aviation20
Business1
Drilling1
Earth sciences7
Economy1
Electronics24
Engineering geology1
General3
Geophysics6
Metallurgy2
Missiles1
Nautical1
Refrigeration1
Space8
Technology16
Telecommunications1
Wind Energy1