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针对目前铁路货车RD_2型车轴轴颈根部超声波探伤方法存在的不足进行了分析,提出探测方法的改进方案,并提出一些建议,确保检测结果准确,不致造成误探、漏探等不良结果。
Aiming at the shortcomings of ultrasonic testing method for the RD_2 axle journal root of the railway wagon at present, the improvement scheme of the detection method is put forward and some suggestions are put forward to ensure the detection result is accurate without causing adverse results such as false exploration and missed exploration.