The isotopic composition of lead, sulphur and carbon demonstrate a complex source of ore forming material.

用硫、碳和铅同位素组成说明成矿物质的复杂来源。

youdao

The isotopic composition of lead, sulphur and carbon demonstrate a complex source of ore forming material.

用硫、碳和铅同位素组成说明成矿物质的复杂来源。

youdao