A hard, ductile, metallic element, atomic number 46, resembling silver, belonging to the platinum group and used in precious alloys and as a…
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释义 | the world > matter > chemistry > elements and compounds > metals > specific elements > palladium > [noun] (1) palladium1803 A hard, ductile, metallic element, atomic number 46, resembling silver, belonging to the platinum group and used in precious alloys and as a… |
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