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

2???????

3??????

4???????

5??????????

????6?29? ???,??6??29?????10?:6?28?8???????29???8?,????????????????????????????????????????????????????,???????????????(250~322??),?????????30~72?????

????,6?29???????14??????????30????14?,????????????????????????????????????????????????????????????????,??????????????,????????????????????,??????????????(250~280?????)??????????????(???????????20~50?????,?????????????70???????????????),????????????????????

?:??

??:

1?????;

2?????,?????????????????(??);

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

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