????:1?????????????:????600?????

2???????

3???????

4???95??

5????????

????????????????????8?5?? ?????,?????????????8???????5??10??:

??,8?????????????5????????14??6????????????????14????,??????????????????????????????????????????????????????????,??,??????????????(100~160???????????);?????(??????20~50??????????,???80?),??????????????

????????:

1???????;

2???????????,?;

3???,?;

4??????????????????,???

??:?????