??????2????????????????????????????15?? ???????????????????:???????:??
?????? ????? ?????????
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??????????,?????????,“????????????”
??????????????42?????????,????,????????????“?????”???
??,??“??”????????????????3910???????????,??????“PLC????”?????????30??????????,????????1??????12??????????????????????????20????????,????
2002???,????????????????????,2012?????????
“????????????????,??????????????????????????????????,??8?????????”???????????????,???????????????????,???,??????????120????600???,???????????8??200??????,????????????,??,?????????
?????????????,?,????,???????:???????????,???????????????,????????IGBT???
????????????,?????????????????,??????,“????????????????????,???????????110V???……??600V?”
??????????????????,???????????,“????,?,????????????????????????,???????IGBT???????”
????,?????????IGBT???,????????????????????????????,????
?????,?????,??????????????????,???????,???????????(???)
?????:??????
?????????????:????????
??????:?????????????
??????:?????????????
??????????????????????
??????????!?????????
?????????????:????????
????2016???48.6???????4.3%
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???“??”???????:??????
?????????????????????
??????????????????????
????????????????“?3?”
70???????856?:??????????-?
????:????????????
?????:???????????3
45????????????????????
?????????????????????????
2017????????????????????
??????????????????
??????15??????????8???
??????????????????????
?????????24400?
2017????????????????????
3?29???????????
????????:??4?????????