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speculum iron | |||
specular cast iron | |||
mirror iron; specular iron; spiegel (15 〜30Mn, 5C,余量 Fe); spiegeleisen; spiegel iron | |||
spiegel | |||
specular cast-iron; spiegel (eisen) | |||
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specular iron ore |
镜铁 : 32 phrases in 9 subjects |
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