????:1?????90?????:????????

2???????

3???????

4????????

5?????????????

??6?????????15????????????? (?? ????)???15?????????,?65????,??????15??

????,14??20??15????14??,?????????????????????????????????????????????,???????????????????????;?????????????????????,??????;????????????????65?,90??,??????61.2??,?,190.9??

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

??15??13??30??????????????,????????,?????,15??13????30??78.85????,??????????????6??????15??16?????????????????????????????????79.5??(????79.20????,???????79.29?,?80.20?????)?

?????????,?????????,?????,?,???(???????) ??:?????