粤北凡口黄铁铅锌矿床是我国著名的以铅锌为主的超大型矿床之一。

The Fankou pyrite-lead-zinc deposit is one of the famous lead-zinc deposits in our country.

youdao

粤北凡口黄铁铅锌矿床是我国著名的以铅锌为主的超大型矿床之一。

The Fankou pyrite-lead-zinc deposit is one of the famous lead-zinc deposits in our country.

youdao