Most of the domestic intelligent products of ultrasonic defect detection use microchip computers as the core units and Large Scale Integration (LSI) chips as their peripheral circuits.
目前国内生产的超声探伤仪主要是以微处理器为核心，以大规模集成芯片为外围电路的智能化仪器。
An introduction is made of the detecting method of the automatic and ultrasonic defect detection system for welded pipes and the major technological parameters of the probes used in China.
介绍了国内焊管自动超声波探伤系统的探伤方法和探头的主要工艺参数，分析了国内焊管制管过程中超声波自动探伤系统耦合部分存在的问题。
Ultrasonic defect detection inspection shall be carried out for welding seams and defects shall be removed. the excess weld metal of welding seam must be eradicated and abraded after welding.
焊缝须进行超声波探伤检查并清除缺陷，焊后对焊缝余高进行铲除并磨平。
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