mineral chemical composition

基本解釋

And according to the mineral composition, chemical composition and trace element content, the evolution series of the magma is redefined.
并依據(jù)各單元的礦物成分、化學(xué)成分、微量元素含量的變化，重新厘定了巖漿的演化順序。
Studies of mineral and chemical composition revealed the content and spatial distribution of minerals and elements in air dust near the ground from Chengdu.
通過(guò)對(duì)成都市近地表大氣塵礦物組成、化學(xué)成分的分析，查明了成都市近地表大氣塵礦物、元素的含量和空間分布特征。
By means of analysing its geological nature the mineral and chemical composition as well as the physical and mechanical properties of the Tashan marble were researched.
作者通過(guò)對(duì)塔山大理石礦床地質(zhì)特征的分析，研究了巖石的礦物成分、化學(xué)成分和物理、力學(xué)性質(zhì)。