基于超声导波的螺栓轴向应力测量方法
杨宇1(),杨昌群2,赵勃3,4()
Measurement method of bolt axial stress based on ultrasonic guided waves
Yu YANG1(),Changqun YANG2,Bo ZHAO3,4()

图1. 螺栓简化模型

Fig.1. Simplified bolt model