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| 瑞西斯科铜铝合金铜90.5% -91%,铝7% ~ 7.5%，镍2%，锰0% -0. 1% | |||
| 雷西斯科铜铝合金 (alloy, 90.5 〜91Cu, 7 〜7.5Al, 2Ni, 0 〜 0.1Mn) | |||
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