介绍探测复合材料层板基体裂纹的三种实验技术：声波发射探测，超声波c扫描和复制带记录。
Three experimental techniques for detecting matrix cracking evolution in composite laminates are investigated: acoustic emission detection, ultrasonic wave C-scan, and replica tape record.
在应用断裂力学时，采用了观测和超声波探测方法确定初始裂纹尺寸。
The initial crack size was assumed through the visual inspection and the ultrasonic detection method.
在应用断裂力学时，采用了观测和超声波探测方法确定初始裂纹尺寸。
The initial crack size was assumed through the visual inspection and the ultrasonic detection method.
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