In the research work, finite element analyses is adopted to study the velocity wave and the secondary flow of nonlinear pulsatile flow in the S-shaped curved arteries.
本课题采用有限元分析方法研究非线性脉搏波在S型血管中的速度波，二次流。
The effect of wave on vertical distribution of horizontal flow velocity under the interaction of current flow and wave is studied.
本文研究了波流相互作用情形下波浪对水平流速沿垂向分布的影响。
One of them is the sound standing wave resonance of fluid in cavity, the frequencies of which are invariable as velocity of flow is increasing.
经过分析，发现突出试验段壁上的流线型腔与突出的矩形腔在气流中被激振荡相似，存在着其频率与流速无关的腔中液体声共振谱峰；
Methods Using color Doppler flow imaging to detect the pulmonary blood color and continuous wave Doppler echocardiogram to measure the pulmonary flow velocity.
方法用彩色多普勒超声观察心腔和肺动脉内的血流颜色变化，并用连续多普勒超声测量肺动脉内血流速度。
The oscillating flow characteristics of the test section are obtained by the analysis of the amplitude and phase shift of the velocity and the pressure wave.
通过测量阻力元件两端的动态压力、流速，得到交变流动情况下动态压力与质量流量之间振幅和相位关系，从而得到所测元件的交变流动阻力特性。
The baseline flow was estimated with continuous-wave Doppler by recording the time-velocity at mid-vessel.
用彩色多普勒超声血流仪检测血管中央的时间-流速，以评估血流量的基线。
It is demonstrated that negative entropy flow exists in shock wave and shock wave is a kind of heat wave which transfers heat with traveling wave velocity.
证明了激波是一种负熵流波，是依靠激波波速输运热流的热波。
The influences of incident Angle of wave, surface flow velocity, shape of tunnel's section and support structures on the dynamic response of an SFT are analyzed.
计算分析了波浪入射角、表面流速、隧道断面形式和支撑形式对悬浮隧道动态响应的影响。
On the basis of a two-phase flow sonic velocity a gas-solid two-phase flow shock-wave model was set up, and calculations and analyses were performed.
建立了基于两相流音速的气固两相流激波模型，并进行了计算分析。
On the basis of a two-phase flow sonic velocity a gas-solid two-phase flow shock-wave model was set up, and calculations and analyses were performed.
建立了基于两相流音速的气固两相流激波模型，并进行了计算分析。
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