特别是在风电轴承的整体研发过程…
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.
光电轴角编码器是一种应用广泛的光电角位置传感器。
The optical electric axial Angle encoder is a kind of widely used optical electric sensor for Angle detecting.
引起主波向下范围扩大与导致电轴左偏的病因基本相同。
The expansion of the downward main wave scope and the left axis deviation proved to have the same cause.
光电轴角编码器中的莫尔条纹信号质量决定了整个系统的细分精度。
The signal quality of Moire fringe in photoelectric shaft encoder determines the subdivision accuracy of the whole system.
而相控阵雷达光电轴的标定与校准则要求光轴与阵面较高的垂直精度。
But the alignment and calibration of the optical axis and the electric axis of phased array radar demands high perpendicular accuracy of the optical axis to the array plane.
结论无人区电轴可以做为宽qrs波群心动过速鉴别诊断的一项指标。
Conclusion The axis of "no man's land" can be used as a index of differential diagnosis of wide QRS complex tachycardia.
电气同步是在交流传动中，常用带有均衡电动机的电轴系统来实现电气同步。
Electrical synchronization is used in ac drive, often with a balanced motor shaft system to achieve electrical synchronization.
本文导出了带公共变阻器电轴系统的平衡转矩方程，并分析了平衡转矩的特点。
This paper has concluded an equation of the balanced torque about the electrical shaft system with open variable resistor, and has analyzed the Characteristic of the balanced torque.
本文介绍了光电轴角编码器光学、机械结构及原理；码盘设计及各码道功能；
The optical and mechanical structure and principles of photoelectrical angle encoder areintroduced, furthermore, the design of code disk and the function of every code track are pre-sented.
结论注射造影剂后QRS时间延长及QRS额面电轴的变化可能是急性心肌缺血的标志。
Conclusion QRS prolongation and frontal plane QRS axis deviation after contrast medium injection may be a marker of myocardial ischemia.
目的调查和评估正常人额面QRS电轴的年龄趋势以及对肢体导联QRS波振幅的影响。
Objective To investigate the age trend of the frontal QRS axis in a normal population and its effect on QRS-wave amplitude in the limb leads.
光电轴角编码器，又称光电角位置传感器，是一种集光、机、电为一体的数字测角装置。
Photoelectric rotary encoder, which is also called photoelectric angel position sensor, is a kind of digital angle measuring device combining optics, mechanics and electronics.
目的探讨冠心病患者冠状动脉造影剂注射对心电图QRS时间及QRS额面电轴的影响。
Chongqing Medical University, Chongqing Objective To investigate effects of contrast medium injection on QRS duration and frontal plane QRS axis during coronary angiography.
介绍了一种针对单圈绝对式光电轴角编码器而设计的基于PCI总线的实时数据采集系统。
A real-time data acquisition system based on PCI Bus was introduced. The system was designed for single-ring absolute optical shaft encoder.
阐述了24位光电轴角编码器的结构、工作原理、硬件电路设计处理过程和软件编程特点。
In this paper the structure, operating principle, the design of hardware circuit and the feature software of the 24-bit photoelectric shaft encoder are expounded systematically.
针对无人机机载垂直极化天线电轴受飞机姿态影响的问题，介绍一种天线稳定平台的设计方法。
A design scheme of antenna stable platform is introduced. The stable platform is uesd to eliminate the influence of helicopter attitude on the vertical polarized antenna.
用电轴法讨论了偏心电容器内的电场分布，概括了平行园柱形带电导体间电场分布的一般情况。
The distribution of electric field in eccentric cylinder capacitors is discussed according to the electric axis law.
为了防止突然断电时造成数据错误，增量式光电轴角编码器通常采用零位光栅提供绝对零位信号。
Incremental optical electric axial Angle encoder usually adopts zero position grating providing absolute zero position in order to prevent from data fault during electricity failure suddenly.
本实验共测21只树鼩正常心电图，计算其心电轴，并测定了红细胞渗透脆性、出血时间和凝血时间。
The cardiac electrical axis, osmotic fragility of RBC, bleeding time (BT) end coagulation time (CT) of 21 Tree shrews(Tupaia belangeri chinensis) ware measured.
本文基于高精度绝对式光电轴角编码器，提出采用二阶跟踪微分处理的方法，以准确测量发射车起竖臂工作过程中的角加速度。
The reason of the error in axle-angle position coder for precision tracking and instrumentation radar is analyzed in this paper, and the concrete measures of controlling the error are also proposed.
与正常窦性心律时的额面平均心电轴比较，RVIS起搏时接近正常，RVOT起搏时电轴呈右偏趋势，RVA起搏时呈左偏趋势。
The QRS axis was of no significant difference between RVIS pacing and sinus rhythm. However, there were tendency toward right deviation at RVOT pacing and toward left deviation at RVA pacing.
方法观察34例经冠状动脉造影确诊为左冠状动脉狭窄而右冠状动脉无病变的冠心病患者，注射造影剂前后QRS时间和额面电轴的变化。
Methods QRS duration and frontal plane QRS axis were measured before and after injection of contrast medium in 34 patients with left coronary artery disease identified by coronary angiography.
其余心率、QRS间期、Q-T间期的数值以及窦性心动过缓、窦性心动过速和心电轴左偏等发生率，两组之间均无差异（P＞0．05）。
No significant differences were found in the heart rate, QRS intervals, Q T intervals, sinus bradycardia, sinus tachycardia and left axis deviation between exposed and control groups ( P >0 05).
针对补偿负刚度后的静电轴承一转子系统模型，讨论了PID控制参数与动刚度特性的关系，为根据刚度指标确定控制参数提供了理论依据。
The relationships between dynamic stiffness properties and PID parameters of active electrostatic bearing and rotor systems based on a stiffness compensated model are investigated.
对绝对式、增量式和混合式光电轴编码器的工作原理进行了综述，介绍了光电轴编码器的选型原则、转子速度的测量和转子位置的测量方法。
There summarize the operating principle of absolute, incremental and hybrid encoder, introduce the choice principle of optical-encoder model and the measuring method of rotor speed and rotor position.
对绝对式、增量式和混合式光电轴编码器的工作原理进行了综述，介绍了光电轴编码器的选型原则、转子速度的测量和转子位置的测量方法。
There summarize the operating principle of absolute, incremental and hybrid encoder, introduce the choice principle of optical-encoder model and the measuring method of rotor speed and rotor position.
应用推荐