?? ?????????????????
????:1?????:??????
2???????100?3??
3??????????
4??????
5??????
12??????????????????????6????????????,??,??????????,???????,????
?,???????13??????,?????,?1600????,????,???????????120??????????,???????????????????8?,?76.4?×76.4?????????????,????????????????????????14???????????,?????????????????3147????
??????????,?????????????,??,?????????????????,?????,???????????
(????????????????? ??? ???)
??????????????????:???????