Aimed at using property require of maglev, a type of copper-graphite collector shoe material was prepared by means of the powder metallurgy method.

  • 针对磁浮轨道交通受电靴滑块的使用性能要求,用粉末冶金法制备了铜石墨材料。

  • 互联网摘选 2025-02-17 21:20:33

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