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| casting copper alloy | |||
| cast copper alloy (88Cu, 8Sn, 4Zn); casting copper alloy (88Cu, 8Sn, 4Zn); copper casting alloy | |||
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铸造 铜 合金 : 5 phrases in 3 subjects |
| Earth sciences | 1 |
| Metallurgy | 2 |
| Technology | 2 |
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