The micro morphologies and textural characteristics of the pyrocarbon and fracture surfaces were observed by polarized light microscopy and SEM.
借助偏光显微
描电子显微观察了基体热解炭的微观组织结构
口形貌特征；
The micro morphologies and textural characteristics of the pyrocarbon and fracture surfaces were observed by polarized light microscopy and SEM.
借助偏光显微描电子显微观察了基体热解炭的微观组织结构口形貌特征；
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