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| 镍铬合金一种耐热合金，含 Ni80. Cr 20%,外加少量 Ti, Al | |||
| 镍铬合金 | |||
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| 镍铬合金 | |||
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nickel-chromium alloy : 4 phrases in 3 subjects |
| Automobiles | 1 |
| Metallurgy | 2 |
| Technology | 1 |
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