The supplier shall furnish the Eddy Current and Ultrasonic Test Procedure to the purchaser for approved.
供货方应向用户提交一份涡流与超声波探伤规程，并要得到订购方认可。
This article describes the influence of the paint layer thickness on the eddy current test sensitivity.
本文针对漆层厚度对涡流探伤灵敏度的影响进行了探讨。
Eddy current, magnetic leak, magnetic particle and ultrasonic test are the main methods used for pumping rod test.
目前，对抽油杆的自动探伤主要有涡流、漏磁、磁粉及超声方法，各有其优缺点及适用范围。
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