30??????

???


1.12??3???12-3?

2.?60???10??2-3?

3.5???2.5?????3-4??????????

4.??60???90????????????????????????????

5.?3?6??3??1.5?1.5??10??1????

6.?0.3??0.15????????


???????????


1???????


2??4????????


3?????????????????


4????????0.25%????????????


???????????????????????


??????????


??


?????????????????????????????????????????


TIPS???


??


s10??100?100????1710?1??


????


????20???30?100??????13????????
????
??? -



?????????N???
?????????????
?,?,??,??...