6-9???????????????

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

??1?5?????????????????? ?,??8????????6??,?,??????????????????????????????????????,?????1??,????200??

?

6-9??

?????????????,6??9????,??????4~6??,?????????????????????????????????8??,?????????????????4~6?;7??????9?????,??????????????????????,??,?????????

?

1??????????5?????8?????????6???????????????8??????,??????????,??????,?(5.0~8.0?????)?????4~6??,?????????????????,????????6~7??????

???(1?5???8?????-6?????8????)

1????6??????????8???????7??8????,?????????????????????????????????????,??????,??(5.0~8.0?)?????????????????????????????????????4~6??

?(1???????????6?8?-7????8???????????????)

1?????????7????????8???????????8?????????8????????????????,???????????????????????????????????????,????,?????????????????????????????????????????????????????????????5~6?????????????????????

??(1?7??8????????????-8?8?) ???????????????:???????