| 摘要 |
A device for ultrasonic destruction contains a hollow article, a holder fixed on the outer surface thereof with a piezoceramic ultrasonic transducer screwed therein, and a buffer layer located in the holder between the outer surface of hollow article and the end of piezoceramic ultrasonic transducer and reinforced by mesh. The buffer layer is made of thermoplastic polymer, and the mesh - from material of high electrical resistivity and possibility of connection to an electric current source. |
