????,????
???? | |||||||||
|
|||||||||
??: | ????? | ||||||||
??: | ??:??300????300?; ??:??100???2?(10?)??20???5???10????20??????15?????20????20?????2?(1?)??600?? |
||||||||
??: | 1? ??????,???????;???????;?????????;
2? ????????????????????????????;????:?????????????????,???;
3? ????,??App???“??”???;
4? 60????????
5???
|
||||||||
???: |