求翻译：它主营黄金地质探矿、开采、选冶，贵金属、有色金属制品、黄金珠宝饰品提纯、加工、生产、销售等，主要产品是黄金和白银是什么意思？

Main gold geological exploration, mining, dressing and smelting, precious metals, non-ferrous metal products, gold jewelry purification, processing, production, sales, the main product is gold and silver

It's gold geological prospecting, mining, and precious metals, non-ferrous metal products, gold jewelry refining, processing, production, sales, etc. , and their main products are gold and silver

It advocates the camp gold geological prospecting, mining, elects to smelt, the precious metal, the non-ferrous metal product, the gold jewelry accessories depuration, the processing, the production, the sale and so on, the main product is the gold and the silver

Its main gold geological prospecting, mining, smelting, precious metals, non-ferrous metal products, processing, purification, gold jewelry, such as production, sales, the main products are gold and silver

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