frequency-changer crystal变频晶体
frequency-changer cyrstal变频晶体
frequency-changer set变频机组
frequency-changer cyrsta变频晶体
frequency- changer set变频机组
Frequency y Changer变频器;混频管
frequency alias changer变频管
frequency alias changer circuit变频电路
High-frequency frequency changer高频率变频器
In view of the high-power equipments, the local control stations’s designs adopt frequency changer and soft motor starter to save energy and protect equipments.
另外，由于污水处理厂多为大功率设备，实现现场控制站设计时采用了变频器、软启动器等设备，来节约能源、保障设备安全。
参考来源 - 基于PROFIBUS的污水处理厂自动控制系统的研究Transmit bringing of the kelp and sticky tapes are pulled by frequency changer speed control system of AC motor.
海带传输带、胶带的传输速度由电机拖动,采用交流电机变频调速控制。
参考来源 - 高压静电除尘在海带业中的应用研究