ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿Èçͼ£¬ÈÝ»ý¾ùΪVµÄÆû¸×A¡¢B϶ËÓÐϸ¹Ü£¨ÈÝ»ý¿ÉºöÂÔ£©Á¬Í¨£¬·§ÃÅK2λÓÚϸ¹ÜµÄÖв¿£¬A¡¢BµÄ¶¥²¿¸÷ÓÐÒ»·§ÃÅK1¡¢K3£»BÖÐÓÐÒ»¿É×ÔÓÉ»¬¶¯µÄ»îÈû£¨ÖÊÁ¿¡¢Ìå»ý¾ù¿ÉºöÂÔ£©¡£³õʼʱ£¬Èý¸ö·§Ãžù´ò¿ª£¬»îÈûÔÚBµÄµ×²¿£»¹Ø±ÕK2¡¢K3£¬Í¨¹ýK1¸øÆû¸×³äÆø£¬Ê¹AÖÐÆøÌåµÄѹǿ´ïµ½´óÆøѹp0µÄ3±¶ºó¹Ø±ÕK1¡£ÒÑÖªÊÒÎÂΪ27 ¡æ£¬Æû¸×µ¼ÈÈ¡£

£¨i£©´ò¿ªK2£¬ÇóÎȶ¨Ê±»îÈûÉÏ·½ÆøÌåµÄÌå»ýºÍѹǿ£»

£¨ii£©½Ó×Å´ò¿ªK3£¬ÇóÎȶ¨Ê±»îÈûµÄλÖã»

£¨iii£©ÔÙ»ºÂý¼ÓÈÈÆû¸×ÄÚÆøÌåʹÆäζÈÉý¸ß20 ¡æ£¬Çó´Ëʱ»îÈûÏ·½ÆøÌåµÄѹǿ¡£

¡¾´ð°¸¡¿£¨i£©V/2 2p0 £¨i i £© ¶¥²¿ £¨i i i£© 1.6 p0

¡¾½âÎö¡¿£¨i£©Éè´ò¿ªK2ºó£¬Îȶ¨Ê±»îÈûÉÏ·½ÆøÌåµÄѹǿΪp1£¬Ìå»ýΪV1¡£ÒÀÌâÒ⣬±»»îÈû·Ö¿ªµÄÁ½²¿·ÖÆøÌ嶼¾­ÀúµÈιý³Ì¡£Óɲ£Òâ¶ú¶¨ÂɵÃ

¢Ù

¢Ú

ÁªÁ¢¢Ù¢ÚʽµÃ

¢Û

¢Ü

£¨ii£©´ò¿ªK3ºó£¬ÓÉ¢Üʽ֪£¬»îÈû±Ø¶¨ÉÏÉý¡£ÉèÔÚ»îÈûÏ·½ÆøÌåÓëAÖÐÆøÌåµÄÌå»ýÖ®ºÍΪV2£¨£©Ê±£¬»îÈûÏÂÆøÌåѹǿΪp2£¬Óɲ£Òâ¶ú¶¨ÂɵÃ

¢Ý

ÓÉ¢ÝʽµÃ

¢Þ

ÓÉ¢Þʽ֪£¬´ò¿ªK3ºó»îÈûÉÏÉýÖ±µ½BµÄ¶¥²¿ÎªÖ¹£»´Ëʱp2Ϊ

£¨iii£©Éè¼ÓÈȺó»îÈûÏ·½ÆøÌåµÄѹǿΪp3£¬ÆøÌåζȴÓT1=300 KÉý¸ßµ½T2=320 KµÄµÈÈݹý³ÌÖУ¬ÓɲéÀí¶¨ÂɵÃ

¢ß

½«ÓйØÊý¾Ý´úÈë¢ßʽµÃ

p3=1.6p0¢à

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø