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世界铅资源丰富,但地理分布较为集中,目前约有40多个国家从事铅的开采工作。以下仅将近期活跃的地区、国家和公司作一点述。
The world’s lead-rich resources, but the geographical distribution is more concentrated, there are currently about 40 countries engaged in the exploitation of lead. The following only active areas, countries and companies to make a brief statement.