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

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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?????

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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????????

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

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

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