无机-有机富锌涂层
inorganic-organic zinc-rich paint
有机质质量
Quality of soil organic matter
Quality of organic matter
成矿富集机制
metallogenic and enriching mechanism
放射性物质富集
Radioactive element concentration
富集机理
Accumulation mechanism
enrichment mechanism
mechanism of enrichment
mechanism of accumulation
海相富有机碳沉积
marine organic carbon-rich sediments
痕量杂质富集
enrichment of trace elements
化学分异—富集机理
Chemical fractionation and enrichment mechanism
迁移富集机制
mechanism of element migration and concentration
铀还原富集机制
reduction and concentration of uranium