对T700/6421炭纤维复合材料在RTM工艺下制作的不同铺层方式的试样,进行两种频率的脉冲反射法超声检测实验,研究纤维铺层方式对超声检测结果的影响,并得到以下结论:纤维铺层方式对声波在材料中传播的声速和衰减有一定影响,在进行缺陷深度定位和材质衰减测量时,应予以修正；纤维铺层方式对复合材料上下表面检测分辨率、层间分层缺陷的可检性和缺陷大小的评定没有明显影响.
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