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

2???????????

3???????????

4?????

5???????????

?1?????????5?????? (??? ?????????)?????,?????????????,???5????????????,??????????????????????????????????50??????????????

5??,??? ??? ???????????

?,5???,???????????????????????????????????????????????????????????????????????,????

???5?7???,???????????,?G0421????????????G0424????????????????G3612???G4???????30????

5?,???????????????? ????? ?????

??????????,5???,?????,?????????????15???,???6?????,??????????????,???,???(?)

???:????????