A?????????????

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

??8?????????19???? (????????? ??)???A?????????????19??????(????????)????????????????,?,?????“?????????????”?????,????????????????,?????

??,????4.61%,?A???????????,????????????????10%,???????????????????4%?

????,??,????????????2500????????,??????8?16??,??2506.8?????,??COMEX??????2546.2?????????

?,??????,????7??9?,????????????2500????????????????“???”,???????????,????????????,????,?????

?2.18%,????“????????”????,??2.12%,??6.27????(?,???);????2.73%,????4.89???;?2.29%,??4.92?????;???2.16%,?8.05????,??????????“???”????

??,?,????2893??????????,???????????0.49%;????????8356?????,?0.08%;?????????1589????????????????,????????0.14%?(????) ?????:??