| 摘要 |
<p>The invention relates to an ultrasonic testing system for testing a test object, comprising at least one transmitting unit and at least one receiving unit, wherein - the transmitting unit generates a spark gap, which generates an ultrasonic vibration at the surface and/or in the test object, - the receiving unit optically measures the vibration of the surface of the test object. The invention further relates to a transmitting device and to a receiving system for an ultrasonic testing system and to a method for operating an ultrasonic testing system.</p> |
