您要查找的是不是：
- INTEREST: 10000 PCS OF THREE PHASE FOUR WIRE LOW VOLTAGE KILO WATT HOUR METER (10/40) A. 我公司求购三相低压电表，有意者请与我们联系！
- It is widely interested how to construct an active power filter to suppress the harmonics in three phase four wire system. 三相四线制系统中如何使用有源电力滤波器来抑制线路中的谐波，这一问题越来越被人们所重视。
- This paper analyses the reason that neutral current is not zero when linear three phase system load connects to three phase four wire system source in Y connection. The resolution is also given. 分析了线性三相对称负载Y联接在对称三相四线制电源时 ;中线电流不为零的原因 ;并给出了解决的方法 .
- three - phase and four - wire active energy meter 三线四线有功电能表
- The results of experiment and simulation indicate that harmonics,negative and zero sequence current in three phase and f our wire system could be compensated by two types of main power circuits. 实验和仿真结果表明，这两种不同形式的主电路有着各自的特点，均可对三相四线制系统中的谐波、负序及零序电流进行补偿。
- AC three phase four wire system with neutral earthed 中性点接地的交流三相四线系统
- KDF series have two kinds of products, direct drive type and belt drive type.Can choose three phase and single phase motors for direct drive type. KDF系列有直联传动和皮带传动二种，直联传动根据需要可配用三相和单相电机。
- The growth kinetics model of Monascus were established,which divide the growth profile into three phase: accelerating phase, deceleration phase and decline phase. 将红曲霉发酵过程分为快速期,减速期和衰退期,进而建立了界面上红曲霉生长的动力学模型。
- A carriage and four was passing by. 一辆由四匹马拖的马车通过。
- Main Circuit Structure Type and Control of The Active Power Filter Use For Three Phase Four Wire 三相四线制有源电力滤波器主电路的结构形式与控制
- A box has a top, a bottom and four sides. 盒子有顶面、 底面和四个侧面。
- Its mineralization can be divided into three phases, deposition phase, metamorphism phase and reformation phase. 将成矿划分为沉积、变质及改造三阶段。
- Usage: suitable for three phases embedding phase by phase and cover slot for auto dynamotor stator. 用途：适用于汽车发电机定子三相逐相嵌入和盖槽楔。
- A plane figure with four sides and four angles. 四边形有四个边和四个角的平面图形
- In their history,they went through three phases:original phase,axial phase and suc... 为今日的现代武术训练理论奠定了很好的基础。
- It takes three hours by train and four by road. 坐火车要三小时，坐汽车得四小时。
- P.Zhon, S.Stanton, and Z.J.Cendes, “Dynamic modeling of three phase and single phase induction motors,” International Conference on Electric Machines and Drives, May 1999, pp. 556-558. 陈赐恭，单相感应电动机与单相感应马达之特性分析，国立成功大学电机工程研究所硕士论文，民国91年6月。
- The number34 consists of three tens and four units. 34这个数含有三个十和四个一。
- The new terminal, dubbed Terminal 3 or T3, will be built in three phases and cover 400,000 square meters. 新终端目前暂名为三号终端或简称T3，将会分三期完工，并覆盖400,000平方米的面积。
- A new algorithm for random harmonic current detection based on ip-iq principle without phase lock loop in three phase four wire system 三相四线制任意次谐波电流的无锁相环ip-iq检测新方法
