???????7.6????????
?2??????????9?? (?????????? ????)???9??????????,?2????????9?????????????????????7????23??????????,????7.6????,?????????
?????,????????????????,????????????????????,?20????????????????
???????,???10?0????????????????(??????????????),?????????30????
????,?7?????30??,??????????,?????,????????????????????????????????,?????????????9?30???(PTWC)???????????????????
?????,?????????????100?500??,?3???????7.0??????????,??2020????1???27????????????5?????????????2?7.7??????????????,?5??????,????????2018????????????????7.5???,???????????????4.0?????????(??????) ?????:????????
??
???:????