Rare earth metals, such as metallic neodymium and metallic didymium (metallic praseodymium-neodymium), are used for rare earth magnets, mainly neodymium-iron-boron magnet.
土金属,如金属和金属皮(金属镨,) ,用于土磁,主磁。
Rare earth metals, such as metallic neodymium and metallic didymium (metallic praseodymium-neodymium), are used for rare earth magnets, mainly neodymium-iron-boron magnet.
土金属,如金属和金属皮(金属镨,) ,用于土磁,主磁。
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