?? “?????????”31?????????????

????:??????a???:?????

???????????????10?????30? ????,??????10??30?????????10?:??????????????????????21?“?????”(??????)?(30?)???????????8?????560???,?19.1????????????124.8??????????,????????????????????????17??(58????/?),??925???,???380-480????,???????????180-200???????????????,?????110????????????????????

??,“????”????????????????15-20?????????????????????,???????,??31????????????(48-55????/??,15-16?,?????????????),??,????31??,?????,???????“?”???

?:30????????14?????????????????31????????14??,??“???????”?????????,?????????????????????????????????????????????????7-9?????????????,????10-11???;????????????????????????????????????????????10-12?,??13-14????,??????????13-16??,?17???????

?:30?14??????31????????????14??????????,??,??(250-800?)?

?:

1.???

2.???????????????,??????????????,???????????

3.??

4.??,???????,????????????????????,??,????????????????????,????????????????,???????

5.?????

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