element enrichment meaning in Chinese

元素富集

This paper systemically contrasts and analyses the background value and its distribution , the relationship between element enrichment and ore - foming of the four units
依据1 ： 20万水系沉积物测量数据，对比分析了主要成矿元素在整个成矿带及4个构造单元的背景值、元素的空间分布规律、元素富集特征及其与成矿的关系等。
( 4 ) we defined ssee factor ( surficial soil element enrichment factor ) and wpem factor ( weathering profile element mobility factor ) , and applied them to evaluate the degree of effects of black shales weathering on soil , water bodies and their sediments composition
( 4 )提出了表土层元素富集因子和风化剖面元素迁出因子，用于估算岩石风化对水体及其沉积物、土壤的化学组成影响的程度。
This paper has studied the ore - forming process of this ore belt and magmatic rocks , major vein rocks , wall rock alterations , trace elements and geochemical characteristics of various epochs , probed into the regularity of element enrichment and variation , and established geological - geochemical ore - prospecting criteria
研究该矿带成矿作用和在不同时代岩浆岩、主要脉岩、围岩蚀变、微量元素及地球化学特徵， ?解元素富集变化规律，建立了地质地球化学找矿标志。