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彩色多普勒显示病变区呈蓝红相间的彩色血流信号,脉冲多普勒显示连续带状门脉血流频谱。
Pulsed Doppler spectra showed image of smooth continuous bands in the honeycomb or snaky black areas.
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二尖瓣返流连续多普勒频谱为2束返流共同形成的叠加频谱;
The frequency spectrum of continuous wave Doppler composed of two merged regurgitant jets.
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