[1]
China engineering construction standardization association: Technical specification for concrete defects of ultrasonic testing (CECS21-2001), 2001(In Chinese).
Google Scholar
[2]
X.M. Liu: Comparison of the method of ultrasonic testing of crack depth in concrete, FuJian Architecture Vol177, (2013), pp.30-32(In Chinese).
Google Scholar
[3]
W.G. Wang: Improve the concrete crack depth test accuracy, The tenth session of the national construction engineering nondestructive testing technology of academic papers, 2008, pp.82-85(In Chinese).
Google Scholar
[4]
H. Chen, W.Y. Duan, G.X. Yi: Discussion on ultrasonic single method on inclined cracks of concrete component, Industrial (In Chinese).
Google Scholar
[5]
S.X. Tong, X.Y. Zhang, Y. Jin: Crack depth detection in concrete by ultrasonic initial wave phrase reverse method, Journal of Building Materials Vol1, (1998), pp.288-290(In Chinese).
Google Scholar
[6]
T.P. Shang, S.X. Tong: Study on ultrasonic testing of the depth of the cracks in concretes, None destructive test Vol24(2002), pp.6-8 (In Chinese).
Google Scholar
[7]
L.H. Xu: Study on ultrasonic initial wave phrase reverse method, west-china exploration engineering, 109(2005), pp.4-5 (In Chinese).
Google Scholar
[8]
W.Z. Lin, Y. Su, Y.G. Hong: ultrasonic testing methods for the depth on concrete crack, Vol23 (2001), pp.323-326 (In Chinese).
Google Scholar
[9]
Z.F. Chen: Identification of the influence of reinforcing bar for ultrasonic detection of the crack depth in concrete, Non-destructive test, Vol26 (2004), pp.72-76(In Chinese).
Google Scholar