Laser ultrasonic technique is used for contactless inspection of diffusion bonded steel parts.
采用激光超声技术对扩散焊接件的界面联结质量进行非接触检测。
The electromagnetic acoustic technique, laser ultrasonic technique, ultrasonic imaging and so on are also introduced.
介绍了电磁超声、激光超声及超声成像等新技术。
In order to effectively determine the residual-stress profile of an aluminum alloy, the measuring method was studied by the laser ultrasonic technique.
为了有效检测铝合金材料上的残余应力分布，研究了用激光超声技术来检测铝合金材料上的残余应力分布的方法。
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