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据“火力原子发电”1992年9月号报道,日本东芝电力公司和中部电力技术研究所等部门改进了汽轮机转子中心孔超声波探伤方法,提高了对沿轴向/径向平面的集束缺陷或二维缺陷的探测能力并改进
According to “Fire atomic power” in September 1992 reported that Japan’s Toshiba Electric Power Company and the Central Electric Power Research Institute and other departments to improve the steam turbine rotor center hole ultrasonic flaw detection method to improve the axial / radial plane beam defects or two The ability to detect defects and improve