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????:1???????:????????
2?????????
3??????????
4???????????
5?51pc·mc??2023ios??
??????12?5?? ???,??5???
???? ??????
?10???????(11????????????????25??12????4????),???????????5~15??????????????????????,???????20~40????,????????????????50~70??;???????????????10~30??,?40~60???
?10????????????????????,????????????????????????????1~4?,????????
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?????????10???(12????????5-14????????????),???????????????????????????????????????????10~30????,????40~60??????????????;????????????5~8???,??10~15???????????
??:???????????10??????????????,?????????????????????????????????????????1~2?,??????????????1~3?,???
??????:??????????????????:
5-7???????????????,??,??2~4?,?6???,???????????????????4~5??;???????????????????????????;??,5-6??,????????????,???
9??,???????????????,????
10-12????,?????
??
????????????11-14???????????(12?????????15-18?????????),??,????2~5?????????????1??????????,??2~3??
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1. ????
????10??,??,??,???????????????????1~2?,?????
2. ??
???????????????10???????,???????????????????????????????????,???????????????????20~40??????,??50???????
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