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telecommunication lines | |||
telecommunication line | |||
post office line | |||
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telecommunications line |
电信线路 : 30 phrases in 10 subjects |
Advertising | 1 |
Air defense | 1 |
Architecture | 1 |
Aviation | 1 |
Business | 1 |
Communications | 9 |
Electronics | 3 |
General | 3 |
Space | 1 |
Technology | 9 |