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Crystals (z-cut) (ut)
| Глоссарий терминов по технологиям неразрушающего контроля (NDT) |
Section cut 50 that its thickness is parallel to the z-axis of the crystal.
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Crystals (x-cut) (ut), английский
Section cut so that its thickness is parallel to the x-axis of the crystal. a thickness extensional mode of vibration occurs when excited.
Backscatter (rt), английский
Secondary radiation that is deflected at angles greater than 90 degrees with respect to the original direction of motion. such radiation should be filtered from the film, as they bring no information to the film and cause a reduction in contrast due to an increase in noise
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