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2??????
3?2023?????????
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5?????300??????
??9??4???????????(?? ??)???????4??20??,??11???????????????????,5???~7?,??????
?????????????:?????????????????(?),19???19.2??????????????117.0???,??????650??,???15??????(48??/?????),??????????,??????????10-15?,???,???????????6??(??,16~17??????,53~58?/?),7???????????
??????????????,4??????~7?14~15??,?????????????????????????????16~17??;5????????????~7??????,???,??????350~450????????????600???????????,???????250~350?????????????????400???,????????????100~250??????;?????????????????,5????~6??????,????????12~15??,5????~7??,???9~12????
??4?????20??20???????????????????????????????????????????????????????
???4?????????16?????????????????(???????),?:???????????????????????????????????6.0~10.0????????????2.0~3.0??????????????????????2.0~3.4??,???(?) ???????:??