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atomic number 62
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  • n. a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite

    同义词: samarium Sm

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    英英释义

    atomic number 62

    n.a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite

    同义词:samariumSm




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