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自动交换机 zìdòng jiāohuànjī
space automatic exchange
tech. automatic switchboard; automatic switching system; machine switching system
自动交换机
: 94 phrases in 21 subjects
Agriculture1
Automobiles1
Aviation4
Business1
Earth sciences1
Electronics30
Exhibitions1
General1
Geophysics1
Hydroelectric power stations4
Information technology5
Metallurgy1
Microelectronics1
Multimedia2
Nuclear and fusion power1
Oil / petroleum1
Rail transport1
Space2
Technology24
Telecommunications10
United Nations1