China Mechanical Engineering
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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
1. State Key Laboratory for Strength and Vibration of Mechanical Structures, Shaanxi Engineering Research Center of Nondestructive Testing and Structural Integrity Evaluation, Xi’an Jiaotong University, Xi’an,710049
2. CGN Inspection Technology Co., Ltd., Suzhou,Jiangsu,215021
3. Xinte Energy Co., Ltd., Urumqi, 830011
4. Xinjiang Uygur Autonomous Region Special Equipment Inspection and Research Institute, Urumqi, 830011



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