混凝土基桩超声波层析成像技术优化 |
王珂,吴君涛,于喆,项驰轩,王奎华 |
Optimization of ultrasonic tomography technology for concrete pile foundation |
Ke WANG,Jun-tao WU,Zhe YU,Chi-xuan XIANG,Kui-hua WANG |
图 4 图像小波二层分解结构的示意图 |
Fig.4 Schematic of two-level decomposition structure of image wavelet |
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