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The increase of carbon equivalent is primary reason for graphite floatation.
碳当量高是引起石墨漂浮的主要原因。
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The natural form of carbon in cast iron is the free graphite flake form.
铸铁内的碳天然形式是游离石墨薄片形式。
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The natural form of carbon in cast iron is the free graphite flake form.
铸铁内的碳天然形式是游离石墨薄片形式。
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