primary fossil是什么意思,primary fossil的中文翻译,primary fossil的用法例句-行业英语-优校网

网络释义

1)primary fossil,原生化石2)Protozoa (fossil),原生动物门(化石)3)primary sulfide gold ore,原生硫化矿石4)primary ore,原生矿石5)virgin rock,原生岩石6)protopetroleum[,prəutə,pi'trəuliəm],原生石油

用法例句

The primary ores of the Laozuoshan gold deposit is a heavily disseminated and massive gold ores the main metallic mineral of which is pyrrhotite that account for approximately 11% occurring in migmatitic granite in disseminative and massive form and its gangue minerals take about 80% with quartz and feldspar as main minerals.

老柞山金矿原生矿石为稠密浸染状、致密块状金矿石,矿石中主要金属矿物为磁黄铁矿,约占11%,磁黄铁矿以浸染、致密块状分布于混合花岗岩中;脉石矿物约占80%,以石英、长石为主。

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primary fossil是什么意思

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