Founding - technical conditions of delivery - additional requirements for magnesium alloy castings 铸造.交货技术条件.镁合金铸件的附加要求
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Founding . technical conditions of delivery . part 5 : additional requirements for magnesium alloy castings 铸造.交货技术条件.第5部分:镁合金铸件附加要求
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Founding - technical conditions of delivery - part 5 : additional requirements for magnesium alloy castings ; german version en 1559 - 5 : 1997 铸造.交货技术条件.第5部分:镁合金铸件的附加要求