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

2?????vx?

3????????150

4?????????

5???????

?????10?????????????14???????(??????????? ?????????????)14???????????????,“??”??,??????????,??????,??????,????????

10?14????????,“????????????????”??????????? ?

?,????????????????,?????????-3.5?,?-53??

10??14????,“??”??????????????????????? ????

14????????,??,??????,?????14???????????12?????????,?????????10.3?,???????????,?????????????????,???????????????????,?????????????,??????????????????????

10????????????14???????????,“???????????????????”????????????? ??????????????

?,??????,??????????????“6??????????,????,??”?????

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

“???????????,????”30?????????

?????????,????14??????????(???????????)

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