frequency- converter

• 变频器

frequency- converter的用法和样例：

例句

1. The switchgear cabinets for this crane series feature frequency converter technology.
   此系列起重机的开关箱采用变频器技术。
2. When the frequency changer has malfunction, power frequency is adopted, and the motor speed is nonadjustable.
   万一变频器出现故障时，可工频驱动，转速不可调。