GB/T 42399.2-2023无损检测仪器相控阵超声设备的性能与检验第2部分:探头国家标准
英文:Non-destructive testing instruments—Characterization and verification of ultrasonic phased array equipment—Part 2:Pro...
英文:Non-destructive testing instruments—Characterization and verification of ultrasonic phased array equipment—Part 2:Pro...