“高精度超声波钻孔成像技术”的概念、定义、翻译、参考文献-科学参考

单词	高精度超声波钻孔成像技术
释义	高精度超声波钻孔成像技术 Encyclopedia 工学工程数字化勘测技术释 high precision ultrasonic borehole imaging technology高精度超声波钻孔成像技术以孔内探头发出的超声波为信号源，向下发射脉冲超声波信号，信号经倾斜45°放置的凹面镜聚焦反射、改变方向。并垂直入射孔壁，信号经孔壁反射，被探头接收形成一个像点，如此经360°扫描后形成在某一个深度孔壁一周的图像成像技术。
随便看	high-order model high-order perturbation theory high order phase transition high order relaxation high-order relaxation high order relaxation, high-order relaxation high-order residual aberration high order scheme high order structure analysis of monoclonal antibody high order transverse mode generation technology high overload capability distribution transformer high pass filter high-pass filter high pass filter, high-pass filter highpass filtering high-pass filter or CR Differential circuit high-pass filters highpass filters high-peak bias high peak power laser high people's court High performance anticorrosive coating high performance building envelope high performance capillary electrophoresis high performance computer

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