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| 铅青铜 | |||
| 加铅青铜; 含铅青铜 | |||
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| 加铅青铜 (60 ~ 70Cu, <2Ni,<15Sn，余量 Pb) | |||
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Leaded- bronze : 10 phrases in 2 subjects |
| Metallurgy | 6 |
| Technology | 4 |
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