Silver is enriched in lead concentrate.
银富集在铅精矿中。
All this would naturally lead them to concentrate their pressure on us.
所有这些自然使得他们把压力集中到我们身上。
The lead is a common non-ferrous metal element in the gold concentrate.
铅是金精矿中常见的有色金属元素。
The lead is a common non-ferrous metal element in the gold concentrate.
铅是金精矿中常见的有色金属元素。
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