| 摘要 |
An inspection device (300) has an ultrasonic transducer (304) encased in a couplant block (302) mounted in a housing (328). The housing (328) has a pair of encoders (340, 342) mounted thereto. The transducer (304) is mounted to scan perpendicular to the contact surface (306) of the block (302). A coupling block with a PTFE layer on the contact surface is also provided.
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