?????????????“??????”??????:????“??????”??????3.9????“??????????????”,???,“???”?????,??????????????“???????????????”?
????,?«?????(??)»????
2????????????????21?????,??????????????,???“??”“????????????????”????????????????????????????????????????????,“?????????????”?,??50?,?????????????????????????????????,?3.9????(??????? ??? ?????????????????? ????????????????????)
????????????????:??????????????????
???:?????????????????
????????????????
????:?????????????3?PMI???…
??3??????????;??????
?gary????:????????????
???:?????????????????
??????????????????????
???????????????????
F1?????:??????????????
?????????????????????
?????????????????????
«??·????????»???????
?????:??????????????
????“??”??90??????????
?????????????2???
?????????????????“????”
??:?4???????1???????
?????5??????44??????4????
????!?????:??????????
??????????????????
????????1260???????????
23????????? ???????
2017???????????????????
?????????:4???????????
???17039?????:?10???7????