例句 /

The plumbum of ores belongs to the orogenic belt plumbu m ,essentially is the mixture plumbum of Earth's mantle and crust.The pl umbum originates from the orogenic belt and the metallization has relationship with the orogeny.

The plumbum of ores belongs to the orogenic belt plumbu m ,essentially is the mixture plumbum of Earth's mantle and crust.The pl umbum originates from the orogenic belt and the metallization has relationship with the orogeny.

矿石铅既具有地幔铅的特征,又具有上地壳铅的特征,并且具有造山带铅的特点,成矿作用与造山作用关系密切,铅来源于造山带物质,本质上是壳幔混合铅。