Ö÷ÁÏÓÍÃæ½î1½ï£¨Ô¼600¿Ë£©£¬¸É´ÐÍ·3Á££¬ËâÈâ3Á£¡£ÅäÁÏÜÍÁÏ£ºÉú·Û2²è³×£¬ÓÍ1²è³×£¬ÇåË®2ÌÀ³×¡£µ÷ζÁÏ£¨a£©£ºÇÑÖ3ÌÀ³×£¬ËâÈ×1²è³×£¬°×´×1.5²è³×£¬Æ¬ÌÇ1¼þ£¬ÑÎ1/2²è³×£¬ÇåË®1/2±¡£µ÷ζÁÏ£¨b£©£º¿§à¬½´3ÌÀ³×£¬ÉÏÌÀ1/2±£¬¸ÊËñÖ3ÌÀ³×£¬Éú·Û1²è³×¡£
Ô§ÑìÓÍÃæ½îµÄ×ö·¨£¨1£©½«ÓÍÃæ½îÓùöË®³åÏ´¸É¾»£¬Á¤¸ÉË®·Ö±¸Óá£
£¨2£©ÓÃÓͱ¬Ïã¸É´ÐÍ·£¬Ï£¨a£©ÁÏÖó¹ö£¬·ÅÏ°ë·ÝÜÍÁϺͰë·ÝÓÍÃæ½îÖó¹ö£¬·ÅÔÚµúµÄÒ»±ß¡£
£¨3£©ÓÃÓͱ¬ÏãËâÈ⣬Ï£¨b£©ÁÏÖó¹ö£¬·ÅÏÂÆäÓàµÄÜÍÁϺÍÓÍÃæ½îÖó¹ö£¬·ÅÔÚµúµÄÁíÒ»±ß±ã³É¡£
ÐĵÃ
ÓÍÃæ½î±ØÐëÓùöË®³åÏ´£¬²Å¿ÉÒÔ°ÑÓÍ·Ö³ýÈ¥£¬³Ôʱ¸ü¿É¿Ú¡£