Attenuation of ultrasonic wave by material is one of main factors influencing detection capability of ultrasonic wave defectoscope.
材料对超声波的衰减是影响超声波探伤仪检测能力的主要因素之一。
The principle of infrared observation circuit and its application in piston pin electric eddy-current defectoscope is introduced in this paper.
本文介绍红外线监测电路的原理以及在活塞销电涡探伤仪中的应用。
The EMDS-TM-42E gamma-electromagnetic defectoscope imported from Russia is an engineering logging tool to inspect casing damages and is used through tubing.