成对室早和室速对预后有重要意义。
The pair ventricular premature and ventricular tachycardia are important for prognosis.
目的研究特发性室速患者心电轴的特征。
Objective To analyze the QRS axis characteristics of the idiopathic ventricular tachycardia.
它会改善心脏自身的血液供应，并减少室速的发生次数。
This may improve the blood supply to your heart and reduce the frequency of your ventricular tachycardia.
结果：诊断室速的主要心电图线索是：（1）房室分离；
Results:The valuable surface ECG clues for diagnosis of ventricular tachycardia were as follows:(1)evidence of atrioventricular dissociation;
但在很多病人它会引起多形性室速或室扑导致昏厥和猝死。
However, in many patients it leads to syncope or sudden cardiac death due to polymorphic VT and ventricular fibrillation.
器质性心脏病单形室速的患者多数室速可以通过药物控制，并不一定需要消融治疗。
The nature heart disease monomorphism room fast patient most rooms fast to be allowed through the medicine control, certainly not necessarily needs to melt the treatment.
肥厚心肌对于抗心律失常药物的致心律失常毒性非常敏感，容易发生尖端扭转型室速。
Hypertrophied myocardium is prone to proarrhythmic toxicity and development of the torsade DE points type of ventricular tachycardia.
疤痕标测提示，13例患者有电学意义上的疤痕区域，且有11例室速起源于该疤痕区域。
Electrical scar zone was identified in 13 patients and 11 VTs were found to be originating from the scar zones.
有时室速的持续时间不会超过半分钟（非持续性室速），也不会有任何症状，虽说这期间心脏会有一些无效的跳动。
Sometimes VT can last for 30 seconds or less (unsustained), and it might not cause any symptoms, although it causes inefficient heartbeats.
方法：总结20例分支型室速和短联律间距室性早搏引发的多形性室速，静脉应用维拉·帕米终止室速发作的经验。
Methods: Summed up the experience of terminating fascicular tachycardia and polymorphic ventricular tachycardia with extremely short coupling interval by intravenous verapamil in 20 cases.
它持续监测心跳节律，如果心跳过慢就像起搏器一样发挥作用，如果出现室速或室颤它就会发射不同能量的除颤电流，使心率恢复正常。
The ICD continuously monitors your heart rhythm. If it detects a rhythm that's too slow, it paces the heart as a pacemaker would.
结果显示，25 例室早中9例冠造阳性，41例频发室早中10例冠造阳性，18 例多源成对室早中12 例冠造阳性，5 例短阵室速全部冠造阳性。
The results showed:9 positive(of 25) in AVP group, 10 positive(of 41) in FV group, 12 positive(of 18) in MCVP group, 5 positive(of 5) in PVT group.
汽车发动机用的化油器的组成通常包括燃油室、阻风门、怠速量孔、主量孔、空气节流喉管和加速泵。
Carburetors for automobile engines usually contained a storage chamber for liquid fuel, a choke, an idling jet, a main jet, an airflow restriction, and an accelerator pump.
集成型的差速室、准双曲面齿轮的设计中，小齿轮组中心线在环形齿轮的中心线之上。
The integral type housing, hypoid gear design has the centerline of the pinion set above the centerline of the ring gear.
目的：为阐明瓦氏动作在终止室上速过程的作用机制。
Objective: to expound the mechanism of Valsalva maneuver to treat supraventricular tachycardia.
结果反复单形房速的发作方式与反复单形室性心动过速相似。
Results The clinical attack pattern of atrial tachycardia was very similar to that of repetitive monomorphic ventricular tachycardia.
通过试验找出了诸因素对怠速排放污染物浓度的影响规律，如混合气质量，点火，发动机转速，冷却水温度及燃烧室表面积炭等。
These factors are mixture concentration, ignition advance Angle, engine speed, temperature of cooling water and carbon deposit on the SUrfaces of the combustion chamber, etc.
本发明公开了一种用于多残渣固体推进剂燃速测试的装置，其燃烧室与过滤除尘器焊接连为一体。
The invention discloses a device for testing burning rate of multi-residue solid propellant, a combustion chamber and a filter collector of which are connected into a whole.
其中12只（75 % ）小鼠可以诱发非持续性室性心动速（NVT） ，而假手术组动物均未诱发NVT。
Non-sustained ventricular tachycardia (NVT) was induced by programmed stimulation in 12 of 16 mice of TAC group (75%).
论述了速燃及新型燃烧室对发动机运行经济性及排放性能的影响，并对新型燃烧室的实验结果进行对比分析，指出了新型燃烧室的特点。
The effects on the operation economical efficiency of the engine and the discharge capability of the new quick burning firebox were discussed in this paper.
论述了速燃及新型燃烧室对发动机运行经济性及排放性能的影响，并对新型燃烧室的实验结果进行对比分析，指出了新型燃烧室的特点。
The effects on the operation economical efficiency of the engine and the discharge capability of the new quick burning firebox were discussed in this paper.
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