并且验证了流型转变的滞后特性。
目的分析左向右分流型先天性心脏病左心室功能。
Objective To analyse function of left ventricle among patients with left-right shunt congenital heart disease.
介绍一种恒流型TENS治疗仪的工作原理和结构。
This paper introduces the principle and structure of a TENS (Transcutaneous Electric Nerve Stimulation) apparatus.
分析、设计了程控增益负反馈交流型电容测量电路。
A feedback ac capacitance measurement circuit of gain controllable is developed.
采用有限元分析方法分析通道内的流型和剪切力分布。
The flow and the shear stress distribution of the channel were computed by limited volume method.
并结合模糊模式识别理论,建立了流型的模糊判别准则。
Combined with fuzzy pattern recognition theory, the fuzzy identification criterions of flow patterns are established.
强制对流型烤箱通过热盘传导或强制对流加热食物和饮料。
The forced air convection oven heats food and beverages by conduction with a hot plate or by forced convection.
中低温对流型地热系统在自然界和我国有着广泛的分布。
Low medium temperature geothermal systems of convective type are widely distributed in nature and in China.
提出了一种为电流型功率放大器所用的新的滑模控制方法。
A kind of new sliding mode control method for current type power amplifier is put forward.
研究工作者不仅对水流流型提名,并对不同流型进行分类。
Researchers not only use various name for flow regimes, but also have classified flow regimes differently.
采用压差波动法测定流型,获得了不同流型下的压差波动信号。
Pressure difference fluctuation is employed to identify flow pattern and pressure difference fluctuation signals of various flow pattern are obtained.
由于这一技术受到气泡流速的影响,容易造成流型识别的混淆。
However this method easily makes a confusion in flow regime identification owing to the influence of gas speed.
实验表明流型及重力等对单回路系统的热力性能有着重要的影响。
The results show that the thermal performance is strongly dependent on the flow patterns and gravity.
对于夏季欧亚中高纬的不同持续环流型,其背景加热场存在着差异。
For different summer persistent circulation patterns over Eurasia mid-high latitude, their background heat field have difference.
论述峰值电流控制和平均电流型控制的工作原理及电路的主要特点。
The paper presented here describes the configuration characteristic of peak current-controlled and average current-controlled models.
本文利用差压波动信号对水平管气液两相流流型辨识问题进行了研究。
Flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.
定性讨论了不同流型下典型动态时序信号的差别与相应的流动现象与机理。
The acquired typical void fraction signal is presented and qualitative discussion to the dynamic process and mechanism of flow is hence delivered.
针对径向力的控制要求研制了双向电流型线性功率放大器和PID控制器。
The linear power amplifier of current-type and the PIDcontroller is designed for the control of radial force.
认识流型的形成机理和特征以及流动规律一直是两相流领域的重要研究方向。
It is always an important research project to identify the formation mechanism and characteristics of flow pattern and the flow law.
控制系统采用的是电流型PWM控制方式,能够实现高品质的恒功率能量回馈。
The control system adopts current PWM control mode, and high quality energy feedback with constant power could be accomplished.
除尘器骨架特点壳体旋风除尘器流型设计,能起局部旋风作用,减轻滤袋负荷。
Precipitator skeleton dust cyclone flow type characteristic shell design, can remove partial whirlwind role, reduce the filter bag load.
以开关信号理论为指导,对电流型CMOS电路中如何实现阈值控制进行了研究。
Guided by the switch signal-theory, how to realize the threshold controlling in current-mode CMOS circuits is studied.
流型识别对研究石油多相流技术具有重要意义,传统流型判别方法存在着诸多弊端。
Flow regime recognition plays an important role in petroleum multiphase flow research. However, the traditional flow regime identifying methods have many shortcomings.
实验发现,出口流道中典型的两相流流型是泡状流、而出口总管中的典型流型是弹状流。
The experimental results indicated that the typical flow pattern in outlet-channels was bubbly flow and in outlet manifold was slug flow.
从而说明对电流型或电压型谐波源进行谐波补偿,应该分别使用并联型或串联型apf。
Therefore, it is demonstrated that the shunt or series APF should be used for compensating the current or the voltage harmonic source.
使用分流型安培计(图2 -49)时,输入电容对电流测量的影响与电压测量时类似。
The effects of input capacitance on current measurements using a shunt type ammeter (Figure 2-49) are similar to those for voltage measurements.
使用分流型安培计(图2 -49)时,输入电容对电流测量的影响与电压测量时类似。
The effects of input capacitance on current measurements using a shunt type ammeter (Figure 2-49) are similar to those for voltage measurements.
应用推荐