搜索筛选:
搜索耗时2.4065秒,为你在为你在102,285,761篇论文里面共找到 1 篇相符的论文内容
类      型:
[期刊论文] 作者:N. V. Berdnikov,, 来源:Chinese Science Bulletin 年份:1999
IN the eastern part of the Aldansky shield, on the territory of volcanic and sedimentary basins of Proterozoic age, many deposits and ore occurrences of Au, Ag...
相关搜索: