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| electrical phonograph recorder | |||
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电 录音 机 : 22 phrases in 11 subjects |
| Business | 2 |
| Drilling | 1 |
| Economy | 2 |
| Electric machinery | 1 |
| Electronics | 1 |
| Exhibitions | 1 |
| General | 7 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Shipbuilding | 2 |
| Telecommunications | 3 |
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