æä½æ¥éª¤ï¼
1ãæå¼ææ¡£ç¹å»èåæ âæå ¥âââå¾çâââå¾è¡¨âã
2ãæ¤å¾åºç°ä¸ä¸ªé»è®¤çâç»è®¡è¡¨âï¼åå»âç»è®¡è¡¨âæé¼ æ å³é®éæ©âå¾è¡¨ç±»åâã
3ãå¨âå¾è¡¨ç±»åâ设置æ¡ä¸éæ©âæ线å¾âéæ©éåèªå·±çæ ·å¼ï¼ç¶åæâç¡®å®âå³å¯ã
4ãå®æåçæ´ä½ææã