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研究了中试规模并添加Ｐｒ的Ｆｅ３Ｂ／Ｒ２Ｆｅ１４Ｂ双相纳米晶永磁，介绍了磁体的制备和试验方法。并对于测试结果进行了分析探讨。
The pilot scale and addition of Pr Fe3B / R2Fe14B biphasic nanocrystalline permanent magnets were investigated. The preparation and testing methods of the magnets were introduced. And the test results were analyzed and discussed.