1ãmacç¬è®°æ¬å±å¹äº®åº¦è°èé常é½æ¯ç±é®çä¸çç»åé®æ¥å®ç°çï¼è¹æç¬è®°æ¬å¯ä»¥éè¿é®çä¸çF1ãF12é®æ§å¶å±å¹äº®åº¦ï¼è¿ä¸¤ä¸ªæé®ä¸ä¼æ太é³å¾æ ï¼ä¸è¬æF1ä¼éä½å±å¹äº®åº¦ï¼èæF2é®ä¼è°äº®å±å¹äº®åº¦ï¼å¦ä¸å¾æã
2ãç´æ¥æF1ãF2é®æ æ³è°èå±å¹äº®åº¦ï¼é£ä¹å¯ä»¥è¯è¯Fn+F1æè Fn+F2ç»åå¿«æ·é®è°èå³å¯ã