For citations:

Demyanenko A.V., Ilchenko M.A. APPLICATION OF A SEPARATE-COMBINED CHORD TRANSDUCER FOR DETECTION IN THE PIPE WALL OF A REFLECTOR «CYLINDRICAL HOLE» ORIENTED PARALLELLY TO THE PIPE`S AXIS BY MEANS OF ULTRASONIC FLAW DETECTION METHOD. Vestnik of M. Kozybayev North Kazakhstan University. 2019;(4 (45)):209-217. (In Russ.)