中频交流电,Medium frequency current
1)Medium frequency current中频交流电
英文短句/例句

1.Obervation of therapeatic effect of cervical spondylopathy treated by Chin ese herbs ion-introdultion of mid-frequeacy alternating current中频交流电中药透入治疗颈椎病疗效观察
2.low frequency AC coded track circuit低频交流电码轨道电路
3.AC-electronic motor离子(变频)式交流电动机
4.radio-frequency alternator射频发电机;射频交流发电机;高频同步发电机
5.Research on Application of Genetic Algorithm in the Control of AC Motor遗传算法在变频交流电机控制中的应用研究
6.Video Detection Key Technology Research of Traffic Flow Information in Urban Traffic Electrical Mechanical Systems;城市交通机电系统中交通流信息视频采集关键技术研究
7.Reliability Analysis on Design Proposal The Prototype Machine of AC Motor Intermediate Frequency Electric Generating Unit交流电动中频发电机组样机方案设计可靠性分析
8.Power Frequency and Switching Overvoltages of 750 kV AC Transmission Line750kV交流输电线路的工频及操作过电压
9.Inverter Type Electric Power Test Stand Based on PLC Control and DEVICENET Network测试变频电机用的交流变频电力测功机系统
10.3 In the sinusoidal alternating circuit that only contains an inductor, the voltage across the inductor leads the current through it by 90°, and they have the same frequency.在只含有电感的正弦交流电路中,电压超前电流90°,且它们具有相同的频率。
11.Making an Investigation in the Technological Method of the Medium-frequency Induction Braze Welding of the Rotor Copper Bar and Endˉring for the AC and DC Motor交直流电机转子铜条与端环中频感应钎焊工艺方法的研究
12.The Application Research on Virtual Instrumentation Technology in AC VF Asynchronous Electric Dynamometer;虚拟仪器技术在交流变频异步电力测功机中的应用研究
13.A Study on the Preparation of Tantalum Oxide Films by Mid-Frequency AC Reactive Sputtering and Their Dielectric Properties;中频交流反应溅射氧化钽薄膜制备及介电性能研究
14.High-frequency AC Pulse Density Modulation Theory and Its Application in Electric Vehicle;高频交流脉冲密度调制理论及其在电动汽车中的应用
15.Application of 83C251SB one-chip computer to AC motor variable frequency and speed conversion controller;83C251SB单片机在交流异步电机变频调速控制器中的应用
16.Application of AC frequency speed system controlled by PLC in rank and pinion ship elevatorPLC控制交流变频调速控制系统在船用电梯中的应用
17.The Phase-Locked Synchronization Control System of AC Motor Variable Frequency/Work Frequency Switching;交流电机变频/工频运行切换锁相同步控制系统
18.A Study on the Frequency Spectrum of the 25Hz AC Counting Code Signal25周交流计数电码信号的频谱分析
相关短句/例句

high-frequency AC高频交流电
3)constant frequency AC恒频交流电
4)AC frequency交流电频率
1.The equation is discretized by Galerkin method, and effects of the disk rotating speed, AC frequency and electromagnetic force stiffness on the natural frequency and stability of the system are analyzed.该文建立了交流电磁铁作用的旋转弹性铁磁圆盘的动力学方程,并采用伽辽金方法对方程进行空间离散,分析了圆盘转速、电磁铁交流电频率和电磁力刚度对系统固有频率和稳定性的影响。
5)medium frequency ammeter中频电流表
6)VFD AC drive交流变频电驱动
1.In this artical partial working theories of electrical drilling rig was analysed initially, such as the requirments of electrical drive for the working machine,the working principles of SCR DC drive and VFD AC drive,analysis of characters of DC and AC motors,the four quadrant motion and principles of energy brack etc.文章就电动钻机的部分工作理论作初步剖析,包括钻机工作机组对电驱动的要求,可控硅直流电驱动和交流变频电驱动的工作原理,直流电动机和交流变频电动机等的特性分析,电动机的四象限运行和能耗制动原理等。
延伸阅读

中频1.高于低频﹑低于高频的电磁振荡,其范围一般是10-550千周。在超外差式收音机中,由收音机本身产生的振荡和接收到的高频混合而取得中频。