Methods Manifestation on two-dimensional images, blood flow velocities, RI and S/D ratio were observed respectively between the normal men and the patients, and statistical treatment was done.
方法正常组与病变组对比观察二维声像图表现、血流信号的多少、血流速度、RI、S/D比值，并进行统计学处理。
Methods Manifestation on two-dimensional images, blood flow velocities, RI and S/D ratio were observed respectively between the normal men and the patients, and statistical treatment was done.
方法正常组与病变组对比观察二维声像图表现、血流信号的多少、血流速度、RI、S/D比值，并进行统计学处理。
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