词汇	test engine data
释义	test engine data 试验机数据
随便看	frequency changer speed governing frequency-changer, static frequency changer station frequency changer substation frequency changer with constant voltage frequency change signaling frequency-change signaling frequency change signalling frequency-change signalling frequency-change speeding frequency change synchronization Frequency Changing frequency-changing frequency changing and speed regulating frequency changing circuit frequency-changing circuit Frequencychanging control frequency-changingfrequency conversion frequency-changing method frequency changing repeater frequency-changing repeater frequency-changing speed-adjusting frequency changer frequency-changer frequency changer circuit