DYSPROSIUM (METALLURGY)
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BTLANTHANOIDS (METALLURGY)
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UDC669.864
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Descriptor GERDYSPROSIUM (METALLURGIE)
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Descriptor ENGDYSPROSIUM (METALLURGY)
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Descriptor FREDYSPROSIUM (MÉTALLURGIE)
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NTDYSPROSIUM ALLOYS
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RTDYSPROSIUM (CHEMICAL ELEMENTS)