ÌâÄ¿ÄÚÈÝ
![](http://thumb.1010pic.com/pic3/upload/images/201112/59/befca8be.png)
¢ÙÆû³µ¹²ÐÐÊ»ÁË120ǧÃ×£»
¢ÚÆû³µÔÚÐÐʻ;ÖÐÍ£ÁôÁË0.5Сʱ£»
¢ÛÆû³µ×Ô³ö·¢ºó3СʱÖÁ4¸ö°ëСʱ֮¼äÐÐÊ»µÄËÙ¶ÈÔÚÖð½¥¼õÉÙ£»
¢ÜÆû³µÔÚÕû¸öÐÐÊ»¹ý³ÌÖеÄƽ¾ùËÙ¶ÈΪ
80 |
3 |
ÆäÖÐÕýȷ˵·¨¹²ÓУ¨¡¡¡¡£©
·ÖÎö£º¸ù¾ÝͼÏó¿ÉÒԵõ½Ê×ÏÈ´Ó³ö·¢µãÔÈËÙÐÐÊ»1.5Сʱ£¬×ßÁË80ǧÃ×£¬È»ºóÔÚµÚ1.5Сʱµ½2СʱʱֹͣÔ˶¯£¬´Ó2Сʱµ½3Сʱ£¬¼ÌÐøÑØÔÀ´µÄ·½Ïò×ßÁË1Сʱ£¬×ßÁË40ǧÃ×µ½´ïÄ¿µÄµØ£¬È»ºóÔÈËÙ·µ»Ø³ö·¢µã£¬ÔÚ¾à³ö·¢4.5СʱÊÇ·µ»Ø£®¾Ý´Ë¼´¿ÉÅжϣ®
½â´ð£º½â£ºÆû³µ´Ó³ö·¢µØµ½Ä¿µÄµØ×ßÁË120ǧÃ×£¬Óֻص½³ö·¢µØÒò¶ø¹²ÐÐÊ»ÁË240ǧÃ×£¬¹Ê¢Ù´íÎó£»
Æû³µÔÚÐÐʻ;ÖÐÍ£ÁôÁË2-1.5=0.5Сʱ£¬¹Ê¢ÚÕýÈ·£»
Æû³µ×Ô³ö·¢ºó3СʱÖÁ4¸ö°ëСʱ֮¼ä·³ÌÓëʱ¼ä³ÉÒ»´Îº¯Êý¹Øϵ£¬Òò¶øÐÐÊ»µÄËٶȲ»±ä£¬¹Ê¢Û´íÎó£»
Æû³µÔÚÕû¸öÐÐÊ»¹ý³ÌÖеÄƽ¾ùËÙ¶ÈΪ
=
ǧÃ×/Сʱ£¬¹Ê¢Ü´íÎó£®
¹ÊÑ¡D£®
Æû³µÔÚÐÐʻ;ÖÐÍ£ÁôÁË2-1.5=0.5Сʱ£¬¹Ê¢ÚÕýÈ·£»
Æû³µ×Ô³ö·¢ºó3СʱÖÁ4¸ö°ëСʱ֮¼ä·³ÌÓëʱ¼ä³ÉÒ»´Îº¯Êý¹Øϵ£¬Òò¶øÐÐÊ»µÄËٶȲ»±ä£¬¹Ê¢Û´íÎó£»
Æû³µÔÚÕû¸öÐÐÊ»¹ý³ÌÖеÄƽ¾ùËÙ¶ÈΪ
240 |
4.5 |
160 |
3 |
¹ÊÑ¡D£®
µãÆÀ£º±¾Ì⿼²éÀûÓú¯ÊýµÄͼÏó½â¾öʵ¼ÊÎÊÌ⣬ÕýÈ·Àí½âº¯ÊýͼÏóºá×Ý×ø±ê±íʾµÄÒâÒ壬Àí½âÎÊÌâµÄ¹ý³Ì£¬¾ÍÄܹ»Í¨¹ýͼÏóµÃµ½º¯ÊýÎÊÌâµÄÏàÓ¦½â¾ö£®Ðè×¢Òâ¼ÆË㵥λµÄͳһ£®
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿