Ferrite is one kind of soft magnetic material which is widely used incommunication, the audio and video equipment, power switch and magnetichead industry, etc. Hausmannite is the main material to produce ferrite.
四氧化三锰(Mn_3O_4)是生产软磁铁氧体的重要原料，而铁氧体是一种广泛应用于通信、声像设备、开关电源和磁头工业的软磁材料。
参考来源 - 硫酸锰制备四氧化三锰及其热解动力学研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
The microstructure of the sample glaze layer under polarizing microscope and reflecting microscope has showed acicular hausmannite crystals on the glaze layer sur…
通过偏光显微镜和反光显微镜观察试样釉层的显微结构，发现虹彩釉在成釉过程中釉层表面析出了针状的黑锰矿晶体。
The microstructure of the sample glaze layer under polarizing microscope and reflecting microscope has showed acicular hausmannite crystals on the glaze layer surface of luster glaze.
通过偏光显微镜和反光显微镜观察试样釉层的显微结构，发现虹彩釉在成釉过程中釉层表面析出了针状的黑锰矿晶体。
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