The poor image quality in the high frame rate (HFR) ultrasonic imaging system is due to the fact that only one transmission event is used for constructing images.
基于有限衍射波束的高帧率超声成像系统能实现快速成像，但由于仅通过一次发射事件成像，信噪比较低，本研究针对该问题提出一种改进方案。
The poor image quality in the high frame rate (HFR) ultrasonic imaging system is due to the fact that only one transmission event is used for constructing images.
基于有限衍射波束的高帧率超声成像系统能实现快速成像，但由于仅通过一次发射事件成像，信噪比较低，本研究针对该问题提出一种改进方案。
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