变频变压器
variable frequency transformer
变压变频器
variable voltage variable frequency inverter
variable-voltage inverter
低噪音变压器
low noise level transformer
IGBT直接串联高压变频器
IGBT-type high voltage direct series frequency-converter
TS—HVAF系列高压变频器
TS-HVAF series high voltage inverters
倍频变压器
magnetic frequency tripler
变流变压变频调压技术
non-constant flow and pressure water-supply techni
变频变压
frequency converted and transformation
frequency conversion
variable voltage variable frequency
inverter and variable-pressure
Drives
Clinical benefit response CBR
变频变压调速技术
variable-frequence voltage technique
变频升压变压器
step-up transformer with variable frequency
变压变频
variable voltage variable frequency VVVF
variable voltage and variable frequency
VVVF
campus personality
Clinical benefit response CBR
变压变频控制
VVVF control
variable voltage variable frequency control