首页pyrolusitepyrolusite实用场景例句

pyrolusite

英 [,paɪrə(ʊ)'luːsaɪt]
  • n. [矿物] 软锰矿

实用场景例句


The mineral components of nodules are mainly pyrolusite, psilomelane and limonite.
锰结核主要由硬锰矿、软锰矿、褐铁矿构成.

互联网

undefined