All ore bodies containing lead have their own isotopic signatures, and the Rio Tinto lead ratio is 1.164.
2.
All ore bodies containing lead have their own isotopic signatures, and the Rio Tinto lead ratio is 1 . 164.
3.
For instance, for tin-lead alloy, you only need the melting point of pure tin, the melting point of pure lead, the eutectic point ( temperature and tin / lead ratio ), and the corner points, you can draw your own.
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