???????????:?????????????
?????????2???????????????15?? ???????:????:????????????????
???????? ?????? ?
?????????,??,“??????????,??????????????????,???????”
??,???,“???????”
???42??,??,???“??”?????????
![](http://i2.chinanews.com.cn/simg/ypt/2025/250215/5154c29f-72a8-4656-902d-8ea31da84cda_zsite.jpg)
??????,?????“???????????”??????????????????3910????,???????????“PLC?????”????????????30???,????????????????????????????1????????12????????????????????20??????????????,??????
2002????????????,???????????????,2012??
“??????????,????????,????????????????????8?????”???????????????,????,?,????120?????????????????600?????????,?????????8?????200??,????,??????,????????????
![](http://i2.chinanews.com.cn/simg/ypt/2025/250215/ac685ecb-915b-4407-acc3-7b6ca0e290d7_zsite.jpg)
?????????,??????????,????????????,???????:??????,??????,??????????IGBT???
??????????,??????,???????????????????,“??????????????????????????????????,????????????????110V???????……??600V?”
???????????????????,??????????,“??????????????,?????,?????????????????,?IGBT?????????”
??,???????????IGBT???,??????????????,??????????
???????,????????,??????????????,?????????????????,??????????????????(???)
????:???
??