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

2????????vx

3?????24??????

4?????24????

5????????100???

??9??????????6?? (?????? ???????)??6??????????????,8?(PMI)??????????????48.9%,??,???????5?????50%??

???,??????????PMI?????,???????5???????????????50%??,??????

????????????????,????????????????????????PMI??47.6%,??,???48%,???????????????PMI??????????48%,?????????,??3???48%??,????????????????????????????????????PMI?48.4%,?????????????1.7?????????????,???????,?50%?,?????

8?,??????????PMI????50.6%,?????????????0.2?????,???????????????,?????????????8??????50%???????????,??????????,????????50%??,???????????,???

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