The inverter versatile arc welding machine is introduced.The structure of the main circuit is made up of MOSFET and ferrite magnetic core.是什么意思_The inverter versatile arc welding machine is introduced.The structure of the main circuit is made up of MOSFET and ferrite magnetic core.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句