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Platinel

1、普拉提奈尔热电偶用铂合金

普拉提奈尔热电偶用铂合金 platinel合金 alloy; compound metal; rafting 二元合金 binary alloy; 三元合金 ternary alloy; 合金钢 alloy steel; 合金铸件 alloy...

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