pressure amplitude

In a retrospective study of 35 patients with mitral stenosis, relationships between the ECG 26 leads P wave and QRS complex duration and amplitude on 6 limb-leads and left atrial and pulmonary artery pressure were analysised.

回顾性分析35例风心病单纯二尖瓣狭窄患者的6个肢体导联ECG的P波和QRS波时限、振幅与左房和肺动脉压力的关系。

Blood pressure went down with same amplitude in both day and night time. Trough to peak ratio ( T: P) of systolic and diastolic pressure before and after treatment was more than 50%.

治疗后昼夜血压均有明显下降，降压幅度一致，治疗前后的收缩压与舒张压谷峰比率平均>50%。

For the same fabric, the higher pressure of the socks, the larger amplitude of variation of the pressure values, and then the pressure variation of the the cotton top part of socks is larger than those of nylon.

在压力值较大的位置，当袜口面料相同时，压力越大的短袜在行走过程中的压力变化幅度越大。对于棉和锦纶两种面料，棉袜口压力变化幅度要大于锦纶袜口。

Consequently, the pressure fluctuation on the base slab of the pool is reduced in both amplitude and frequency.

作用在消力池底板上的脉动压力不仅强度减小，而且频率也降低。

The amplitude of pressure spike, the maximum lubricant temperature and the minimum film thickness increase as speed is increased, especially effect on minimum film thickness is significant.

研究结果表明：二次压力峰大小和润滑油膜最大温度随载荷增加而增加，而最小油膜厚度随载荷增加而减小。

Assessement of left atrial and pulmonary artery pressure respectively by P wave and QRS complex duration and amplitude in patients with mitral stenosis

心电图P波和QRS波时限、振幅与二尖瓣狭窄患者左房和肺动脉压力的相关分析

Based on the analysis of a large numerical examples, pressure spike amplitude equation and hertz center pressure formula of heavy loaded point contact elastohydrodynamic lubrication are fitted out by the least squares data fitting method.

在分析大量数值算例的基础上，利用最小二乘法拟合出了重载点接触弹流的二次压力峰公式和赫兹中心压力公式。

The positive DC corona streamer pulse amplitude and frequency under different pressure and humidity was measured, the results were in good agreement with the waveforms calculated by the fluid model.

为此，测量了不同气压和湿度下的正直流电晕流注脉冲幅值和脉冲重复频率，实验结果与利用流体模型计算得到的波形随气压和湿度的变化规律一致。

The piston rod vibration frequency has little effect on the cavity pressure oscillation amplitude.

活塞杆的振动频率对模腔压力的波动幅值影响较小.

In chapter 3, three dimensions unsteady turbulent flow numerical simulation is used for tail tube of the Three Gorges Hydropower, and frequency spectrum analysis is made for pulsation pressure, therefore frequency and corresponding amplitude of pulsation pressure is concluded.

第三章对三峡水电站尾水管进行了三维非定常湍流模拟，并对脉动压力进行频谱分析，得出脉动压力的频率成分和相应的幅值。