ÌâÄ¿ÄÚÈÝ
³ö×⳵˾»úСÀîijÌìÉÏÎç´Ó¼Ò³ö·¢£¬ÓªÔËʱÊÇÔÚ¶«Î÷×ßÏòµÄ´ó½ÖÉϽøÐеģ¬Èç¹û¹æ¶¨Ïò¶«ÎªÕý£¬ÏòÎ÷Ϊ¸º£¬ËûÕâÌìÉÏÎçËù½ÓÁùλ³Ë¿ÍµÄÐгµÀï³Ì£¨µ¥Î»£ºkm£©ÈçÏ£º-2£¬+5£¬-1£¬+1£¬-6£¬-2£¬£¨Í¨¹ý¼ÆËã»Ø´ðÏÂÁÐÎÊÌ⣩
£¨1£©½«×îºóһλ³Ë¿ÍË͵½Ä¿µÄµØʱ£¬Ð¡ÀîÔÚʲôλÖã¿
£¨2£©ÈôÆû³µºÄÓÍÁ¿Îª0.15 L/km£¨Éý/ǧÃ×£©£¬ÕâÌìÉÏÎçСÀî½ÓËͳ˿ͣ¬³ö×â³µ¹²ºÄÓͶàÉÙÉý£¿
£¨3£©Èô³ö×â³µÆð²½¼ÛΪ8Ôª£¬Æð²½Àï³ÌΪ3km£¨°üÀ¨3km£©£¬³¬¹ý²¿·ÖÿǧÃ×1.2Ôª£¬ÎÊСÀîÕâÌìÉÏÎç¹²µÃ³µ·Ñ¶àÉÙÔª£¿
£¨1£©½«×îºóһλ³Ë¿ÍË͵½Ä¿µÄµØʱ£¬Ð¡ÀîÔÚʲôλÖã¿
£¨2£©ÈôÆû³µºÄÓÍÁ¿Îª0.15 L/km£¨Éý/ǧÃ×£©£¬ÕâÌìÉÏÎçСÀî½ÓËͳ˿ͣ¬³ö×â³µ¹²ºÄÓͶàÉÙÉý£¿
£¨3£©Èô³ö×â³µÆð²½¼ÛΪ8Ôª£¬Æð²½Àï³ÌΪ3km£¨°üÀ¨3km£©£¬³¬¹ý²¿·ÖÿǧÃ×1.2Ôª£¬ÎÊСÀîÕâÌìÉÏÎç¹²µÃ³µ·Ñ¶àÉÙÔª£¿
½â£º£¨1£©-2+5-1+1-6-2=-5
´ð£ºÐ¡ÀîÔÚÀë¼ÒÏòÎ÷·½Ïò5kmµÄλÖá£
£¨2£©=17
17¡Á0.15=2.55
´ð£º³ö×â³µ¹²ºÄÓÍ2.55Éý¡£
£¨3£©6¡Á8+£¨2+3£©¡Á1.2=54£¨Ôª£©
´ð£ºÐ¡ÀîÕâÌìÉÏÎç¹²µÃ³µ·Ñ54Ôª¡£
´ð£ºÐ¡ÀîÔÚÀë¼ÒÏòÎ÷·½Ïò5kmµÄλÖá£
£¨2£©=17
17¡Á0.15=2.55
´ð£º³ö×â³µ¹²ºÄÓÍ2.55Éý¡£
£¨3£©6¡Á8+£¨2+3£©¡Á1.2=54£¨Ôª£©
´ð£ºÐ¡ÀîÕâÌìÉÏÎç¹²µÃ³µ·Ñ54Ôª¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿