与第三纪时期准平原化相伴的红土化、类红土化作用，使基岩中的微量金富集到具有经济价值的程度。
The lateritization and other similar agents accompanied by Tertiary peneplanation enrich the trace amount of gold in basement rocks to a commercially significant extent.
与第三纪时期准平原化相伴的红土化、类红土化作用，使基岩中的微量金富集到具有经济价值的程度。
The lateritization and other similar agents accompanied by Tertiary peneplanation enrich the trace amount of gold in basement rocks to a commercially significant extent.
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