高演化沉积有机质
high-evolution sedimentary organic matter
沉积有机含氮化合物
sedimentary organic nitrogen compound
沉积有机相
sedim entary organic facies
Sedimentary organic facies
organic facies
有机质积累
Organic matter accumulation
Accumulation of organic matter
有机质质量
Quality of soil organic matter
Quality of organic matter
Zn沉积机理
zinc depositing mechanism
变质－沉积铁矿
metamorphic-sedimentary iron deposit
变质沉积岩系
Meta-sedimentary rock series