????:1?????????:???????

2?????1500

3??????????

4??????????

5???????

??6????29?? ?,?????6????29?????6?????:?,6??????????29??????????8????30?????????????8?????,????????????????????????????????????????????????????????????????????????????????????????????????????,??????????????,?????????????????????????????????(100~220??)????????????(?30~60??,??80?),??????

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

????:

1????;

2???,????;

3?????????,??????????????????????????;

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

???:??????