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WeChat ID |
微 信号 : 31 phrases in 12 subjects |
Air defense | 4 |
Automobiles | 1 |
Aviation | 1 |
Computer networks | 5 |
Electronics | 9 |
General | 3 |
Geophysics | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Technology | 3 |
Telecommunications | 1 |