The structure of the transducer was designed and the detail procedure of the manufacture was described.
2
并且，超声波探头的频带越宽，则用此探头可以测量到的圆管的厚度范围越大。
It is also shown that the wider the frequency bands of the transducer used, the larger the range of measurable thickness...
3
与传统的超声波探头相比，超声相控阵探头可以实现电子控制下的声束平移、偏转与动态聚焦。
Compared with traditional ultrasonic probe, ultrasonic phased array probe can realize transition, deflection and dynamic focusing of acoustic beam under electronic control.
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