????:1????????:??????100???

2?????vx

3???????

4??????20?????

5????????

???6?17??? (???????? ?)??17???????????,???????????????,???17????,???????????????,???,?????????????,???5???????15???13????????????

??????,16?????,????????????????,??????,?,???????????????24??369.3???????,???

?????????????????17??10???????????,?3????

?????????????,?200?????????9000?,??????18????????????????????????1835??????986??(????????)?,?????(?) ????:?????