The process conditions and mechanism of preparing expand graphite by using cheap fine flake graphite as raw material was primarily studied in this paper.
本文主要研究了利用成本低廉的细鳞片石墨制备膨胀石墨的工艺条件及机理。
The laser hardening microscopic structures are mainly very fine martensite and the original pattern of flake graphite basically remain.
其硬化组织主要为隐晶马氏体，片状石墨基本保持原形貌不变。
The laser hardening microscopic structures are mainly very fine martensite and the original pattern of flake graphite basically remain.
其硬化组织主要为隐晶马氏体，片状石墨基本保持原形貌不变。
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