Teck produces refined silver and gold dore in British Columbia. Precious metals are co-products of the lead smelting process.
泰克在不列颠哥伦比亚省产成品金银金锭。贵金属是铅冶炼工艺的副产品。(中国进出口网)。
Teck produces refined silver and gold dore in British Columbia. Precious metals are co-products of the lead smelting process.
泰克在不列颠哥伦比亚省产成品金银金锭。贵金属是铅冶炼工艺的副产品。(中国进出口网)。
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