Swept-frequency ET and Innovative Feature Extraction of  Abrasion Defects for Thimble Tubes in Nuclear Power Plants
ZHANG Lei1;LIU Wujun3;XIE Shejuan1,4;WANG Xiaogang2;KONG Yuying2;MA Qiang2;CHEN Zhenmao1
China Mechanical Engineering . 2021, (01): 18 -25 .  DOI: 10.3969/j.issn.1004-132X.2021.01.003

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