The ultrasonic echoes of welding flaws for three types of pressure vessel are analyzed for feature extraction of signal processing using higher-order spectrum method.
针对焊接缺陷超声检测中信号处理的特征提取问题,应用高阶谱方法对三类压力容器焊接缺陷的超声回波信号进行了分析。
The kraft pulp consistency should be higher than2%in order to achieve a good measuring resolution of the reflecting spectrum.
使用该方法时为了有良好的测量分辨率,硫酸盐纸浆浓度应大于2%。
The paper gave a high resolution processing method based on double spectrum of seismic signal from Angle of higher order accumulated amount of signal.
本文从信号高阶累积量的角度出发给出了一种基于地震信号双谱的高分辨率处理方法。
The paper gave a high resolution processing method based on double spectrum of seismic signal from Angle of higher order accumulated amount of signal.
本文从信号高阶累积量的角度出发给出了一种基于地震信号双谱的高分辨率处理方法。
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