???????? ?????3.5????

????:2023?????????:?????????

????6????15???????????? ??????????????????“pptv online”15???????????,????“????,???????,??????”??

????,???????????1????????5??,???1500???,????1.1?(???????2200???????????)???????,????????????2170??????????????,??????3.5????????(??????????????7000???????)?

??????????????????????????,???????,??????????????????,??,?????;????????????,???????,?????????;??,?????

????“?????,??????,??????”??,???????:

???????????????:?,?????,?????????,???????;??“?????????”:?????????????????,?????????????????;????????:????,?????????,???????,???(?) ?????????????:????????????????