公司全心致力于耐火保温材料的开发与应用。
Company dedicated to the development of fire-resistant insulation materials and applications.
综述了纳米材料的研究情况。介绍了目前纳米材料的物理和化学制备方法、纳米材料的开发与应用前景。
The paper reviews the researches recently done into Nano-materials. It mainly introduces the physical and chemical preparation process of Nano-materials, and its exploitation and application.
介绍了国内外气门座材料的使用与研制以及国外粉末冶金气门座的开发与应用情况。
Valve seat materials application and development in China and abroad are introduced, especially the research and application of the powder metallurgy valve seat abroad.
介绍了国内外气门座材料的使用与研制以及国外粉末冶金气门座的开发与应用情况。
Valve seat materials application and development in China and abroad are introduced, especially the research and application of the powder metallurgy valve seat abroad.
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