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| 【动】镀铜; 包铜 | |||
| 铜板; 铜版 | |||
| copper plate: 49 phrases in 8 subjects |
| Bridge construction | 1 |
| Electric machinery | 3 |
| Electronics | 5 |
| Metallurgy | 25 |
| Plastics | 3 |
| Polygraphy | 4 |
| Shipbuilding | 3 |
| Technology | 5 |
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