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卡片穿孔机 kǎpiàn chuānkǒngjī
busin. card puncher; key card punch
comp. card punched unit
math. key card puncher
met. card punching machine
tech. punch card machine
telecom. card punch
卡片〔纹板〕穿孔机
tech. card puncher
卡 片穿孔机
: 40 phrases in 10 subjects
Aviation2
Business1
Computers1
Electronics3
General2
Information technology2
Mathematics5
Metallurgy3
Space1
Technology20