?? ?????? ????????????168?
????:1?????:??????
2???????
3???????????
4?????????
5???????
??????????????????1????????19???????????????? (????????? ?)????????19?????????,????????????
?,?????????????????????3??,???168??????????,???????????102.4??????,????41.3????????,?24.3??,????
?????,????????????????????-??24?????????????-??????????-??,??????47????????,??????????35??,??????????????????(?????????)
??:???