双层孔隙铁基粉末冶金材料可控制备及自润滑机理分析
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Controllable Preparation and Self-Lubricating Mechanism Analysis of Bilayer Porous Iron-Based Powder Metallurgy Materials
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图4. 含3.5%TiH2材料的XRD谱 |
Fig.4. XRD spectrum of the material with 3.5%TiH2 |
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