In one case, executives discovered a coating advertised as pure gold that masked a complex alloy, which included rare metals such as osmium, iridium, ruthenium and rhodium.

在一个案例中，业内高管发现一种号称纯金的涂层其实是一种复杂的合金，含有锇、铱、钌、铑等稀有金属。

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Resutls also prove the best comprehensive effect on refining of steel can be obtained by the addition of MgCa-RE complex alloy.

结果还表明使用镁钙稀土复合合金可取得最佳的综合精炼效果。

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The present invention discloses a manufacture method for a composite layer of a complex alloy steel pipe, a fastening element, and a protective grating.

本发明公开了一种多元合金钢管、紧固件、防护栏复合层的制作方法。

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For instance, while the vast majority of meteorites are stone, almost all sculpturals are made of an iron-nickel alloy, which takes on beautifully complex shapes as it falls to Earth through a process called ablation.

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