“富集”造句

要富集成矿只需保持长期的层间循环.
Concentration of ore would simply require prolonged interstratal migration.

这类矿床表现为一度广泛分散的物质非常高度地富集起来.
Such deposits represent very great concentration of materials once widely dispersed.

初步的化学分异使铀富集.
Primary chemical differentiation accounts for the prepondence of uranium.

• #富集