????:1???????:????600?????

2??????????

3???????

4???????

5????????

??????6???14?? (???????????????????????)??????????14?????????????(2024)??(SNEC)??,????????????????????(ESTI)????????????????????????????????????,???????????????????????????34.6%?

?????????????????????????,2023?11?,???????????????????????????33.9%?

?(IEEE)????????????????“William R. Cherry?”???,?????1980????????????,???William R. Cherry??????????????????,????????????,??,????????,????(????????????) ??:???????