... Ultrasonic leak detector超声波检漏仪 Ultrasonic noise level超声噪声电平 Ultrasonic cleaning超声波清洗 ...
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Noise, an important factor which impact on the performance of ultrasonic online testing system, has a direct influence on the signal-to-noise ratio's level of ultrasonic signal acquisition.
噪声是影响超声在线检测系统性能的一个重要因素，对超声采集信号信噪比的高低有直接影响。
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