来自喵～星该文件为德国超声波检验规程
Table 3 - Acceptance criteria for testing with double transducer probes for the body of flat products for
thicknesses < 60 mm
表三、使用双传感器探头检测情况下厚度小于60毫米的钢板的接受标准
Table 4: Acceptance criteria for testing with normal probes for the body of flat products
表四、使用常规探头检测情况下钢板的接受标准
