超声血流计
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ultrasonic blood flow detector 超声血流探测器
pulse ultrasonic Doppler blood-flow detector 脉冲超声多普勒血流计
a ultrasonic blood flow detector 超声血流仪
ultrasonic c blood flow detector 超声血流探测器
·2,447,543篇论文数据，部分数据来源于NoteExpress
As Doppler shift signal can significantly reflect the speed of flow, the abstracting of Doppler shift signal is the key of blood flow speed testing in a ultrasonic blood flow detector.
超声血流仪实现其测量血流速度的关键是多普勒频移信号的提取，多普勒频移信号是血流速度的真实反映。
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