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

2?????????

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

4?????

5?????vx

???????7???????????5???????(?)“??,???,??,???”5????,??????????

????????????????????????,??????????????????????,9??????100??????,???????????“???”???????,??????????????????????3??16????,?????,??????

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

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

5.18???,??,?????????,???????????????????????????,??????????

???????????????????????????????,????4000??100??????200??,????????

??,?,????“?,???????????????????????????”??????????????????

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

???????????????????????????,??????????????????????????????????????,????????????????,?????????????????????,?????????????????????,???;???????????,???????????

???,?????????????????????????????????

??????,??????7???????????????3??????????????????7?????9????????????????(??)

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