Conclusion: Juteng Capsule can decrease dynamic pulse pressure, reverse left ventricular hypertrophy and improve diastolic function of left ventricle for patients with EH combined LVH.
结论菊藤胶囊可使老年高血压左室肥厚患者动态脉压降低,左室肥厚逆转及左室功能改善。
A method for acoustic signal storage and simulation of underwater target is presented in this paper. The techniques of large dynamic pulse gain control and digital waveform storage are applied.
本文提出了一种利用大动态范围脉冲幅度自动增益控制技术和数字波形存储技术,实现水下目标信号存储和目标回波波形模拟的方法。
The software is composed of modules such as the dynamic display, pulse counting and pulse capture and communications of system.
软件由动态显示模块、脉冲计数测速、脉冲捕获测速和系统通信组成。
The dynamic SIF variation was found to lag behind the stress - pulse impingement by several microseconds.
人们发现,动态应力强度因子的变化滞后于应力脉冲冲击几微秒。
Dynamic holographic interferometry measurement, which is twice exposal holographic interferometry, is realized through ruby double pulse laser.
采用红宝石双脉冲激光器,实现了动态全息干涉法测量,即两次曝光全息干涉法。
We investigate the dynamic behaviors of a stage-structured pest population model with birth pulse and impulsive spraying pesticide at fixed time.
研究了一个具有阶段结构,脉冲生育及在固定时刻对其喷洒杀虫剂的害虫种群模型的动力学性质。
To solve the problem of exaggerated angle pulse in the ratio driving and tracing measuring technique in testing in situ for large gears, the programmable dynamic frequency doubler has been developed.
为解决大齿轮在机测量过程中采用比例驱动跟踪测量技术时转角脉冲当量过大的问题,研究开发了可编程动态倍频器。
The propagation process of ultrasonic pulse along solid-solid interface is recorded by the dynamic photo-elastic method in this paper.
本文报导了用动态光弹法记录的沿两种玻璃形成的界面上超声脉冲的传播过程。
I do not know may be laughter when the face yesterday, today has disappear yesterday dynamic figure, today there are only cold on the body, yesterday pulse beating heart has stopped beating today.
也许不知什么时候昨天还欢笑的脸,今天就已消失不见,昨天还充满活力的身影,今天就只剩下冰冷的躯壳,昨天还怦怦搏动的心,今天就已经停止跳动。
The article gives a design scheme of linear laser receiver with narrow pulse width and large dynamic range which is proved to be effective in a practical project.
提出了一套线性接收系统的设计方案,特点是动态范围大、脉冲宽度窄。依据此方案设计出来的接收机在实用中显示出了良好的性能。
Not only the deviation of voltage and frequency from the rating value or other traditionally focused problems, but also the dynamic disturbance phenomena including oscillation and pulse are concerned.
人们不仅关注传统意义上的供电可靠性、稳定性以及各种参量偏离标称值问题,而且也对诸如振荡和脉冲之类的动态扰动现象开始重视起来。
The theoretical basis of pulse hammer excitation method used to detect the damage and measure the dynamic elastic modulus of solid wood flooring is briefly explained.
介绍了脉冲锤击法检测实木地板损伤及测定其动态弹性模量的理论依据,并通过有限元模拟与试验验证了其可行性。
The-test results show that the power supply exhibits good dynamic and static characteristics, and therefore can perfectly fulfil the requirements of pulse plasma arc welding.
试验结果表明:该电源具有良好的动特性和静特性,能很好地满足脉冲等离子弧焊的要求。
The stable and pulse spray characteristics of a type of bi-centrifugal swirl injector were studied experimentally with particle dynamic analyzer.
利用激光粒子动态分析仪研究了某型双组元离心式喷注器的稳态和脉冲喷雾特性。
Objective: to study the relationship between pulse position and dynamic variation of distance from transverse section centroid of radial artery to skin during a cardiac cycle.
目的:探讨周期运动过程中桡动脉横切面轴心到皮肤距离的动态变化与脉位的关系。
It has functions of dynamic power management (DPM), depleted battery detection and pulse width modulator (PWM) to accurately control battery charge current and voltage.
它具有动态电源管理(dpm)、利用脉宽调制控制(PWM)充电电流和电压、耗尽电池检测等功能。
So the analysis for the DC/DC converter applied in dynamic state should be emphasized when the driving way in the floating type of the high voltage narrow pulse amplifier is studied.
因此,研究悬浮型高压窄脉冲放大器的驱动方式,就是要着重分析动态运用中的DC/DC变换器的工作状态。
The three-phase inverters with the conventional space-vector pulse width modulation (SVPWM) have fast dynamic response, but it is complex to be implemented and needs highly speed microprocessor.
基于传统空间矢量脉宽调制(SVPWM)控制的三相逆变器能够获得快速的动态响应,但实现复杂,需要高速微处理器。
According to the technological trait of pulse MAG welding, the pulse welding power source has been requested to have better dynamic character, biggish output power and upper reliability.
根据脉冲mag焊工艺特点,脉冲焊电源必须具有良好的动态特性、较大功率输出以及较高的可靠性。
The measurement and analysis of the pulsation response and dynamic behavior of tall buildings taking the earth pulse as the vibromotive source is introduced.
介绍利用大地脉动作为激振振源,测试并分析高层建筑的脉动响应信号及动力特性。
Objective To characterize the dynamic contrast enhancement in focal hepatic lesions with pulse inversion harmonic (PIH) ultrasonographic imaging.
目的探讨不同肝局灶性病变在超声造影反向脉冲谐波显像时的动态灌注过程及其特征。
By adopting the pulse image detecting instrument, the dynamic image of pulse is collected and the method of acquiring the multi-point pulse waves from image difference value is presented.
该文应用新型脉搏图像化检测装置采集脉搏动态图像,提出利用图像差分的方法获取多点脉搏信号。
A laser power meter which has high accuracy and large dynamic scope is used to obtain accurate energy measurement of the laser pulse.
高精度、大动态范围的激光能量计可精确测量出激光脉冲的能量。
A special correlation of dynamic liquid hold-up after the pulse flow regime is carried out empirically.
对脉冲流区后的动持液量提出了单独的经验关联。
The article calculates the mean square root values of pulse noise, observational dynamic range and power spectrum of ground noise of all seismic station bases.
得出了各地震台台基的脉动噪声的均方根值、观测动态范围、地噪声功率谱。
The coupling effect of thermal pulse and pressure pulse in the inner bore is extremely obvious, so more accurate results can be obtained by using dynamic full coupled calculation method.
热脉冲与膛压脉冲在内膛表面耦合效应十分明显,采用动态全耦合方法进行计算更加准确。
Soil dynamic properties index about the test site were acquired, pulse echo dynamic test figures of model piles enclosed with soil and without soil were also acquired and analysed systematically.
获得试验场地土动力特性指标和桩周有土、无土两种情况下模型桩的反射波特性曲线,并进行了系统分析。
Balance of the balance disk is dynamic, the pump rotor in a balanced position for the axial pulse before and after.
平衡盘的平衡状态是动态的,泵的转子在某一平衡位置会前后作轴向脉动。
The square pulse formation, the principle of control circuit and analysis for dynamic characteristic are presented, too.
讨论了矩形波电流的形成,控制电路原理,进行了动态分析并提出了引弧稳弧措施。
The ripple of the output voltage is decreased remarkably and the dynamic performances of the circuit are improved obviously due to the pulse compensation circuit and the optimized voltage loop.
脉动补偿电路及优化的电压环使输出电压纹波显著减小,并改善了电路动态性能。
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