Compared with traditional ultrasonic probe, ultrasonic phased array probe can realize transition, deflection and dynamic focusing of acoustic beam under electronic control.
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。
The pH control system of centralization process in sugar refinery and the predictive controller designed by using dynamic array control algorithm are presented.
介绍了糖厂酸碱中和的酸度控制系统以及采用动态矩阵控制算法设计的预测控制器。
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