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近日，北方稀土成功建成并投产稀土超磁致伸缩材料批量化生产示范线，标志着高端稀土超磁致伸缩材料的批量制造难题取得关键突破，将推动稀土产业从传统原料供应向航空航天、深海探测、精密制动等高端核心应用领域加速升级。
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