The modification including the movement of the driving points,skipping part of the bridge gears and gear boxes and changing the reducers of the second and third section of dryers were carried out in order to resolve the over-speed running problem of DC motor.
主要介绍了二手纸机烘缸原有传动点和过桥齿轮布置存在的缺点,并将其进行传动点移位和甩除部分过桥齿轮及箱体的改造,以及对二、三组烘缸传动减速机更新以解决直流电机过速运行的问题。
Control study of diagnosis of supraventricular tachycardia by esophageal electrophysiology and intracardiac electrophysiology;
食管与心内电生理检查诊断室上性心动过速的对比研究
Effects of amiodarone on persistent sinus tachycardia during an acute exacerbation of chronic obstructive pulmonary disease;
胺碘酮在COPD急性加重期顽固性窦性心动过速患者中的作用
The Change of Heart Rate Varability before and after Ventricular Tachycardia;
特发性室性心动过速发作前、后心率变异性变化
Objective:To evaluate the efficacy and safety of esmolol hydrochloride in treatment of supraventricular tachyarrhythmia after craniotomy and observe the influence of esmolol on hemodynamics.
目的 :探讨盐酸艾司洛尔应用于神经外科开颅术后患者室上性心动过速的有效性和安全性及其对血流动力学的影响。
Clinical Efficacy of Radiofrequency Catheter Ablation in 1268 Cases with Tachyarrhythmia;
结果房室折返性心动过速(AVRT)患者682例,计有旁道691条,其中左侧旁道542例,右侧旁道140例,其中双旁道9例,房室结双径路合并房室旁道12例。
This paper investigates the influencing factors of speed rise of power unit in the over-speed test of hydropower station.
研究了水电站过速试验中机组转速升高的影响因素,着重从模型机组飞逸特性曲线及机组转动惯量两方面分析。
An abnormal oscillation phenomenon happened during the over-speed test on the 6# hydro-generator unit of the Three Gorges left bank hydropower plant.
三峡左岸电厂6F机组在过速试验的关机过程中,出现了强烈的小开度异常振动现象,振动频率为1。