A large copper-lead-zinc mine has been found in Qaidam basin(known as China’s cornucopia) and is expected to yield 200,000 tons of copper,lead and zinc resources by the end of 2011.
文摘A large copper-lead-zinc mine has been found in Qaidam basin(known as China’s cornucopia) and is expected to yield 200,000 tons of copper,lead and zinc resources by the end of 2011.