• The platinum palladium mine at somewhere in Yunnan province is so far China's revealed the largest independent platinum group metals ore deposit.

    云南某地迄今已探明中国最大金属矿床

    youdao

  • The platinum palladium mine at somewhere in Yunnan province is so far China's revealed the largest independent platinum group metals ore deposit.

    云南某地迄今已探明中国最大金属矿床

    youdao

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