The probe choices for ultrasonic crack detection of welding line of light sheet are discussed from two aspects of theory and practice.
从理论和实践两方面探讨了薄板焊缝超声波探伤探头的选择方法。
The probe choices for ultrasonic crack detection of welding line of light sheet are discussed from two aspects of theory and practice.
从理论和实践两方面探讨了薄板焊缝超声波探伤探头的选择方法。
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