PDF(2928 KB)
Defect detection for grouting sleeve based on time reversal algorithm and normalized wavelet energy entropy
CHEN Dongdong, ZHANG Zihang, WANG Ying, SUN Yu, DONG Zhiqiang, ZHU Hong
Nondestructive Testing ›› 2023, Vol. 45 ›› Issue (8) : 1-7.
PDF(2928 KB)
PDF(2928 KB)
Defect detection for grouting sleeve based on time reversal algorithm and normalized wavelet energy entropy
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