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atomic number 23
n.
a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite
同义词:
vanadium
V
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atomic number 23
n.a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite 同义词:vanadiumV
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