invertor operation逆变器运行
invertor reform变频改造
Invertor Motor变频马达
Transistor Invertor晶体管逆变器
knowledgeable invertor成熟的投资者
traction invertor牵引逆变器
trigger invertor[电子] 触发脉冲变换器
power invertor功率逆变
N（名词） any device for converting a direct current into an alternating current 换流器