????:2024-06-15 02:46:49 ??:????
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??????6??????????????????14? (?)??????????14?????????????(2024)?????????????????(SNEC)??????????,????????????????????????????????????????????????????(ESTI)????????,????????34.6%?
??????????????,2023?11??????????????,??????????????????????????????????????33.9%?
???(IEEE)??????????????William R. Cherry?????????,??????????1980??,??William R. Cherry????????????,??,???,??,?????????????(???????????) ????:??????
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