以上均说明此方法对纤维表面改性效果明显。
SEM images indicate that there are many small bright spots on fiber surface.
一种碳纤维表面改性方法，它涉及一种碳纤维改性方法。
The invention discloses a carbon fiber surface modification method, and relates to a carbon fiber modification method.
结果表明：用浓硝酸或混酸对碳纤维表面改性的效果是显著。
The result shows that, the concentrated nitric acid and mix acid have a obvious effect to the chemical modification of carbon fiber surface.
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