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????:????????:????

??12?27?????? ??????????????27????,27??,??,?????????????????????????????????????????????????4~6??????27?29??????,???,??,27-28????(????20~25?????????????,?30???????),???????5~10cm????????25cm??,29????????????????,?????

????????

27????????,?????,??????????????????4~6???????,12??????27??????????08?????28????????08??,?????????????????????????????????????????????????????????????5~6????7~8??????????,??,????9?;??????????????????????????????????????????????7~8???????????????9~10???????12????27??06???????,28?????30????,??????????4~6???????????,??????????????????????7~8???????????,?9??

?(12?27??????08??????-28????08????)

?

27?????29??????,????,??????????????,27-28?????(????????20~25????,??????????????????30???????????),??5~10cm???25cm??,29?????????????,??

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12?27??08?28??08???????,????????????????????,?,?,??(10~19??????????)??????????????????????????????????????????????????????????????????????????????????????????4~6????????????7~8???

?(12??27?08??-28????08??????)

12??28????08?29??08??,??????????????,??????,??(10~19????????)?????????????????????????????4~6????7~8?????;????????????????????????????????7~8????????9~10?????????

??????(12?????28???????08??????-29?08?)

12?29?08???????????30??08?,??????????????????????????????,?,??????????????????????,??????(10~15???????????????)????????????????????????????????????????????????????????????4~6????????????????7~8??;?????7~8?,???????????9~10????

??(12?29??????????????????????08????????-30?????08???) ???:??