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- Motor for deflector roll in entry side is requested to use AC variable frequency control. 卷取机卸卷小车行走电机采用交流变频调速控制。
- Coil car motor for Uncoiler equipment is requested to use AC variable frequency control. 开卷机上卷小车行走电机采用交流变频调速控制。
- Presents the ventilation mode and air distribution form, design of air supply and exhaust and the application of variable frequency control. 摘要介绍了该工程的通风方式与气流组织形式，送排风系统设计以及变频控制的应用。
- Motor for Changing car traversing in work roll/intermediate roll （if used）change equipment is requested to use AC variable frequency control. 轧机工作辊/中间辊（如果有）换辊装置大车行走电机采用交流变频调速控制。
- The development of the microprocessor and microelectronics lead to the increasing maturing of the variable frequency control systems. 微处理器和微电子技术的发展，使变频调速控制系统日趋成熟。
- This paper introduced the type, the way of running and characteristic of the variable frequency control VRV air-conditioning system heat-reclaim sequence. 本文主要介绍了变频控制VRV空调系统热回收系列空调器的形式、运行方式和特点，并对其节能性作了分析。
- Long Twisted feed using variable frequency control, stepless speed regulation, can load the extent of any adjustment in accordance with the volume of feed. 喂料绞龙采用变频控制，无级调速，可根据负荷程度任意调节喂料量。
- modern variable frequency control 现代变频调速
- variable frequency control velocity system 变频调速控制系统
- The variable frequency control system of convey line based on PLC 基于PLC的输送生产线变频控制系统
- Variable Frequency Control Device Used to Regulate Blower Sets 用于控制风机组的变频控制装置
- Project design of variable frequency controller 变频自控系统控制器的工程设计
- A Study of Fuzzy Variable Frequency Control System for Constant Pressure 模糊变频恒压控制系统的研究
- Selection on Braking Resistance of Variable Frequency Control for Cranes 起重机变频调速应用中制动电阻的选择
- Variable Frequency Control of the Main Electromotor on Spinning Frames 细纱机主电机采用变频控制的实践
- Variable Frequency Control using Resultant Voltage Vector for Two-Phase Motor 两相电机的合成电压矢量变频调速
- VFO? Variable Frequency Oscillator? 可变频率振荡器，变频振荡器?
- Computer Aided Testing System for the Water- supply Equipment with Variable Frequency Control 变频节能供水设备的计算机辅助测试系统
- Application of the Variable Frequency Control Technique to the Center Air-condition and Water Supply System 变频控制技术在中央空调水系统中的应用
- The Application of IPM in the Variable Voltage Variable Frequency Controller 单电源IPM模块在交流变频调速控制器中的应用
