ZHANG Hongjun, MENG Yongle, GAO Lei, et al. Study on ultrasonic testing technology of longitudinal defect on the outer surface of T91 steel tube[J]. Thermal power generation, 2015, (12).
ZHANG Hongjun, MENG Yongle, GAO Lei, et al. Study on ultrasonic testing technology of longitudinal defect on the outer surface of T91 steel tube[J]. Thermal power generation, 2015, (12).DOI: