??12????21?? ????21????,?????????,????,????????????????????6~8?????????,????9~11???????;?,???????????6~10?,??????12????,??????(-21.6?)??????????????(-27.1?)?????(-19.7?)???(-17.6?)?????????????(-20.2?)???????????,???????????????

???

??,?????????,??????????????????4~8?????,??????????????????????????????????2~4??

??????,????,?????????????,?????????????????????????????????????????????????????????????????7~8???????9~10???????,??9???10~11??

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

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

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

?????:?????????? “??t?”_???????

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

????:1???t?:????????

2?9598????

3?????????

4?qq???????

5??????95??

??12????21?? ????21????,?????????,????,????????????????????6~8?????????,????9~11???????;?,???????????6~10?,??????12????,??????(-21.6?)??????????????(-27.1?)?????(-19.7?)???(-17.6?)?????????????(-20.2?)???????????,???????????????

???

??,?????????,??????????????????4~8?????,??????????????????????????????????2~4??

??????,????,?????????????,?????????????????????????????????????????????????????????????????7~8???????9~10???????,??9???10~11??

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

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

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

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