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

2??????????

3?????????

4?????????

5??????????

??6???19???????? ???,??,????????????18??????,?????????????????????????????????,??,?????,????,???

?????????????,???????,????????????????????????????????8500??????????,?????????????

???????????,????????????????6??,??????????1.3?????????,?????????????????????????142?????????3600???????????????????????,12????,?????????????3700??? ??:?????????????????