“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	adaptive boosting adaptive capacity of socio-ecological system adaptive character of thoughts-rational adaptive cluster sampling adaptive compliant wing adaptive control adaptive control chart adaptive controller adaptive control of constant ultrasonic vibration adaptive control system adaptive control systems adaptive coordinated control adaptive cruise control adaptive cruise control system,ACC adaptive cruise control systems adaptive data replication algorithm adaptive decision support systems adaptive design adaptive design for clinical trials adaptive detect adaptive differential pulse code modulation adaptive differential pulse code modulation, ADPCM adaptive dynamic programming adaptive efficiency adaptive equalization

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