...硕士论文 Diameter, D)、内膜中层厚度(Intima-media thickness, IMT)、收缩期血流峰值流速(Peak systolic blood flow velocity, PSV)、阻力指数(Blood resistent index, RI)、搏动指数(Blood pulsat..
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...宝库 Diameter, D)、内膜中层厚度(Intima-media thickness, IMT)、收缩期血流峰值流速(Peak systolic blood flow velocity, PSV)、阻力指数(Blood resistent index, RI)、搏动指数(Blood pulsat..
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检测肿瘤内部的血流频谱，记录收缩期峰值流速(PSV)和阻力指数(RI)。
Detection of tumor blood flow within the spectrum, recorded peak systolic velocity (PSV) and resistance index (RI).
结果表明观察组脑底动脉收缩期峰值血流速度明显高于正常对照组，差异非常显著（P＜0．01）；
The result showed that systolic peak velocity of bottom cerebral arteries in heroin addicts was much higher than that of the normal control group (P<0.01).
目的探讨脐动脉收缩期血流峰值（S）与舒张末期血流速度（D）的比值（S/D）对预测胎儿宫内缺氧的临床价值。
Objective This paper is to investigate the ratio of the systolic peak value and the end-diastolic velocity of blood flow (S/D value) and its clinical value, which can predict fetal anoxia.
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