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| 铅焊料; 铅焊药; 铅钎焊合金 (2.5Ag,0.25Cu，余量 Pb) | |||
| lead solder: 14 phrases in 5 subjects |
| Electronics | 1 |
| Metallurgy | 8 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Technology | 3 |
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