permanent ferrite

• 永磁铁氧体

permanent ferrite的用法和样例：

例句

1. The magnetic properties of the permanent ferrite can be strongly improved by a appropriate amount of additives.
   在永磁铁氧体材料中添加适量的添加剂能够极大的改善材料的磁性能。
2. And manganic manganous oxide is the main material to produce ferrite.
   而四氧化三锰是生产软磁铁氧体的重要原料。