ÌâÄ¿ÄÚÈÝ
¸ù¾ÝÉú»î¾Ñ飬ÎÒÃDzÂÏ룺ÎïÌåζÈÉý¸ßÎüÊÕµÄÈÈÁ¿¿ÉÄÜÓëÖÊÁ¿ºÍÎïÖÊÖÖÀàÓйأ®ÎªÁËÑéÖ¤²ÂÏ룬ÎÒÃÇÖƶ¨ÁËÁ½¸ö¼Æ»®£º
A£®ÈÃÑо¿¶ÔÏó¶¼Éý¸ßÏàͬµÄζȣ¬È»ºó±È½ÏËüÃÇÎüÊÕÈÈÁ¿µÄ¶àÉÙ£®
B£®ÈÃÑо¿¶ÔÏó¶¼ÎüÊÕÏàͬµÄÈÈÁ¿£¬È»ºó±È½ÏËüÃÇÉý¸ßζȵĸߵͣ®
£¨1£©ÊµÑéÊÒ×¼±¸ÁËÁ½¸ö¹æ¸ñÏàͬµÄµç¼ÓÈÈÆ÷¡¢Á½¸öÏàͬµÄ¾Æ¾«µÆ£®Á½¸öÏàͬµÄÉÕ±¡¢Á½Ö§Î¶ȼơ¢ÊÖ±í¡¢Ìú¼Ų̈¡¢ÊÊÁ¿µÄË®ºÍúÓÍ£®ÎªÁËÍê³ÉʵÑ飬»¹ÐèҪʲôÒÇÆ÷£º
£¨2£©Äܹ»×¼È·µØ¿ØÖÆÎïÌåÎüÊÕÈÈÁ¿µÄ¶àÉÙ£¬ÊDZ¾´ÎʵÑéµÄ¹Ø¼ü£¬ÔÚÌṩµÄÈÈÔ´ÖУ¬ÄãÈÏΪѡ
£¨3£©Ð¡Ã÷ÓÃ4¸öÏàͬµÄÉÕ±·Ö±ðʢˮºÍúÓÍ£¬ÓÃͬÑùµÄ¼ÓÈÈÆ÷¼ÓÈÈË®ºÍúÓÍ£¬ÊµÑé¼Ç¼ÈçÏÂ±í£º
¸ù¾ÝʵÑé¼Ç¼Êý¾Ý£¬ÇëÄã·ÖÎöζÈÉý¸ßʱÎüÊÕÈÈÁ¿¶àÉÙÓëÄÄЩÒòËØÓйأº
a£®±È½ÏÉÕ±1ºÍ3£¬½áÂÛÊÇÖÊÁ¿ÏàͬÉý¸ßÏàͬζÈʱÎüÊÕµÄÈÈÁ¿¶àÉÙÓë
c£®±È½ÏÉÕ±3ºÍ4£¬½áÂÛÊÇ£º
£¨4£©×ÛºÏÉÏÊöÈý¸ö½áÂÛ½øÐиÅÀ¨£¬¿ÉÒԵõ½µÄ½áÂÛÊÇ£º
A£®ÈÃÑо¿¶ÔÏó¶¼Éý¸ßÏàͬµÄζȣ¬È»ºó±È½ÏËüÃÇÎüÊÕÈÈÁ¿µÄ¶àÉÙ£®
B£®ÈÃÑо¿¶ÔÏó¶¼ÎüÊÕÏàͬµÄÈÈÁ¿£¬È»ºó±È½ÏËüÃÇÉý¸ßζȵĸߵͣ®
£¨1£©ÊµÑéÊÒ×¼±¸ÁËÁ½¸ö¹æ¸ñÏàͬµÄµç¼ÓÈÈÆ÷¡¢Á½¸öÏàͬµÄ¾Æ¾«µÆ£®Á½¸öÏàͬµÄÉÕ±¡¢Á½Ö§Î¶ȼơ¢ÊÖ±í¡¢Ìú¼Ų̈¡¢ÊÊÁ¿µÄË®ºÍúÓÍ£®ÎªÁËÍê³ÉʵÑ飬»¹ÐèҪʲôÒÇÆ÷£º
Ììƽ
Ììƽ
£®£¨2£©Äܹ»×¼È·µØ¿ØÖÆÎïÌåÎüÊÕÈÈÁ¿µÄ¶àÉÙ£¬ÊDZ¾´ÎʵÑéµÄ¹Ø¼ü£¬ÔÚÌṩµÄÈÈÔ´ÖУ¬ÄãÈÏΪѡ
µç¼ÓÈÈÆ÷
µç¼ÓÈÈÆ÷
±È½ÏºÏÀí£¬ÀíÓÉÊÇʹʵÑéÖÐÎüÊÕÈÈÁ¿µÄ²âÁ¿¸ü׼ȷ
ʹʵÑéÖÐÎüÊÕÈÈÁ¿µÄ²âÁ¿¸ü׼ȷ
£®£¨3£©Ð¡Ã÷ÓÃ4¸öÏàͬµÄÉÕ±·Ö±ðʢˮºÍúÓÍ£¬ÓÃͬÑùµÄ¼ÓÈÈÆ÷¼ÓÈÈË®ºÍúÓÍ£¬ÊµÑé¼Ç¼ÈçÏÂ±í£º
ÉÕ±ºÅ | ÒºÌå | ÖÊÁ¿/g | ³õÎÂ/¡æ | Ä©ÎÂ/¡æ | ¼ÓÈÈʱ¼ä/min |
1 | Ë® | 300 | 20 | 30 | 12.3 |
2 | Ë® | 150 | 20 | 30 | 6.2 |
3 | úÓÍ | 300 | 20 | 30 | 6.1 |
4 | úÓÍ | 300 | 20 | 25 | 3.1 |
a£®±È½ÏÉÕ±1ºÍ3£¬½áÂÛÊÇÖÊÁ¿ÏàͬÉý¸ßÏàͬζÈʱÎüÊÕµÄÈÈÁ¿¶àÉÙÓë
ÎïÖÊÖÖÀà
ÎïÖÊÖÖÀà
¹Ø£» b£®±È½ÏÉÕ±1ºÍ2£¬½áÂÛÊÇ£ºÍ¬ÖÖÎïÖÊ£¬Éý¸ßÏàͬζȣ¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÖÊÁ¿ÓйØ
ͬÖÖÎïÖÊ£¬Éý¸ßÏàͬζȣ¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÖÊÁ¿ÓйØ
£»c£®±È½ÏÉÕ±3ºÍ4£¬½áÂÛÊÇ£º
ÖÊÁ¿ÏàͬµÄͬÖÖÎïÖÊ£¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëζȵı仯Á¿ÓйØ
ÖÊÁ¿ÏàͬµÄͬÖÖÎïÖÊ£¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëζȵı仯Á¿ÓйØ
£®£¨4£©×ÛºÏÉÏÊöÈý¸ö½áÂÛ½øÐиÅÀ¨£¬¿ÉÒԵõ½µÄ½áÂÛÊÇ£º
ÎïÖÊÉýÎÂÎüÊÕÈÈÁ¿µÄ¶àÉÙÓëÎïÖʵÄÖÊÁ¿£¬ÎïÖÊÖÖÀ࣬ÎïÖÊÉý¸ßµÄζÈÓйØ
ÎïÖÊÉýÎÂÎüÊÕÈÈÁ¿µÄ¶àÉÙÓëÎïÖʵÄÖÊÁ¿£¬ÎïÖÊÖÖÀ࣬ÎïÖÊÉý¸ßµÄζÈÓйØ
£®·ÖÎö£º£¨1£©¸ù¾ÝÎüÊÕÈÈÁ¿µÄ¹«Ê½£»Q=cm¡÷t À´Ë¼¿¼»¹ÐèÒª²âÁ¿ÄÄЩÎïÀíÁ¿£»
£¨2£©Òª×¼È·¿ØÖÆÎüÊÕÏàͬµÄÈÈÁ¿£¬¾Æ¾«µÆ·ÅÏàͬµÄÈÈÁ¿£¬²»Ò׿ØÖÆ£¬¿É¿¼ÂÇÓÃÁ½¸ö¹æ¸ñÏàͬµÄµç¼ÓÈÈÆ÷£»
£¨3£©´ËÌâ±ØÐë¿ØÖƱäÁ¿À´ÊÔÑ飬Q=cm¡÷t ¹«Ê½ÓÐËĸöÎïÀíÁ¿±ØÐë¿ØÖÆÁ½¸ö±äÁ¿£¬Ê£ÏÂÁ½¸ö±äÁ¿£¬ÓÉQ=cm¡÷t¿ÉÅжϣ®
£¨4£©¸ù¾Ý£¨3£©ÖеĽáÂÛ×ܽá³öÎïÖÊÎüÊÕÈÈÁ¿ÓëÄÇЩÒòËØÓйأ®
£¨2£©Òª×¼È·¿ØÖÆÎüÊÕÏàͬµÄÈÈÁ¿£¬¾Æ¾«µÆ·ÅÏàͬµÄÈÈÁ¿£¬²»Ò׿ØÖÆ£¬¿É¿¼ÂÇÓÃÁ½¸ö¹æ¸ñÏàͬµÄµç¼ÓÈÈÆ÷£»
£¨3£©´ËÌâ±ØÐë¿ØÖƱäÁ¿À´ÊÔÑ飬Q=cm¡÷t ¹«Ê½ÓÐËĸöÎïÀíÁ¿±ØÐë¿ØÖÆÁ½¸ö±äÁ¿£¬Ê£ÏÂÁ½¸ö±äÁ¿£¬ÓÉQ=cm¡÷t¿ÉÅжϣ®
£¨4£©¸ù¾Ý£¨3£©ÖеĽáÂÛ×ܽá³öÎïÖÊÎüÊÕÈÈÁ¿ÓëÄÇЩÒòËØÓйأ®
½â´ð£º½â£º£¨1£©¸ù¾ÝÎüÊÕÈÈÁ¿µÄ¹«Ê½£ºQ=cm¡÷t¿É¿´³ö»¹ÐèÒª³ÆÖÊÁ¿µÄÌìƽ£¬ÓÃÁ½¸ö¹æ¸ñÏàͬµÄµç¼ÓÈÈÆ÷£¬ÈÝÒ×׼ȷ¿ØÖƷųöÏàͬµÄÈÈÁ¿£®
£¨2£©ÎªÁ˱£Ö¤µ¥Î»Ê±¼äÄÚ£¬²úÉúµÄÈÈÁ¿Ïàͬ£¬ÐèҪѡÔñÁ½¸öÏàͬµÄµç¼ÓÈÈÆ÷£¬µç¼ÓÈÈÆ÷±È¾Æ¾«µÆ¸üÎȶ¨£®
£¨3£©·ÖÎöµÚ1¡¢3´ÎʵÑéÊý¾Ý¿É¿´³ö£ºÖÊÁ¿ÏàͬµÄË®ºÍúÓÍÉý¸ßÏàͬµÄζȣ¬¼ÓÈȵÄʱ¼ä²»Í¬£¨ÎüÊÕµÄÈÈÁ¿²»Í¬£©£¬¿É¼ûÖÊÁ¿ÏàͬÉý¸ßÏàͬζÈʱÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÎïÖʵÄÖÖÀàÓйأ®
·ÖÎöµÚ1¡¢2´ÎʵÑéÊý¾Ý¿É¿´³ö£ºÖÊÁ¿²»ÏàͬµÄË®£¬Éý¸ßÏàͬµÄζȣ¬¼ÓÈȵÄʱ¼ä²»Í¬£¨ÎüÊÕµÄÈÈÁ¿²»Í¬£©£¬¿É¼ûͬÖÖÎïÖÊ£¬Éý¸ßÏàͬζȣ¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÖÊÁ¿Óйأ®
·ÖÎöµÚ3¡¢4´ÎʵÑéÊý¾Ý¿É¿´³ö£ºÖÊÁ¿ÏàͬµÄúÓÍ£¬Éý¸ß²»Í¬µÄζȣ¬¼ÓÈȵÄʱ¼ä²»Í¬£¨ÎüÊÕµÄÈÈÁ¿²»Í¬£©£¬¿É¼ûÖÊÁ¿ÏàͬµÄͬÖÖÎïÖÊ£¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëζȵı仯Á¿Óйأ®
£¨4£©×ÛºÏÉÏÊöÈý¸ö½áÂÛ½øÐиÅÀ¨£¬¿ÉÒԵõ½µÄ½áÂÛÊÇÎïÖÊÉýÎÂÎüÊÕÈÈÁ¿µÄ¶àÉÙÓëÎïÖʵÄÖÊÁ¿£¬ÎïÖÊÖÖÀ࣬ÎïÖÊÉý¸ßµÄζÈÓйأ®
¹Ê´ð°¸Îª£º£¨1£©Ììƽ£»
£¨2£©µç¼ÓÈÈÆ÷£»Ê¹ÊµÑéÖÐÎüÊÕÈÈÁ¿µÄ²âÁ¿¸ü׼ȷ£»
£¨3£©ÎïÖÊÖÖÀࣻͬÖÖÎïÖÊ£¬Éý¸ßÏàͬζȣ¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÖÊÁ¿Óйأ»ÖÊÁ¿ÏàͬµÄͬÖÖÎïÖÊ£¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëζȵı仯Á¿Óйأ®
£¨4£©ÎïÖÊÉýÎÂÎüÊÕÈÈÁ¿µÄ¶àÉÙÓëÎïÖʵÄÖÊÁ¿£¬ÎïÖÊÖÖÀ࣬ÎïÖÊÉý¸ßµÄζÈÓйأ®
£¨2£©ÎªÁ˱£Ö¤µ¥Î»Ê±¼äÄÚ£¬²úÉúµÄÈÈÁ¿Ïàͬ£¬ÐèҪѡÔñÁ½¸öÏàͬµÄµç¼ÓÈÈÆ÷£¬µç¼ÓÈÈÆ÷±È¾Æ¾«µÆ¸üÎȶ¨£®
£¨3£©·ÖÎöµÚ1¡¢3´ÎʵÑéÊý¾Ý¿É¿´³ö£ºÖÊÁ¿ÏàͬµÄË®ºÍúÓÍÉý¸ßÏàͬµÄζȣ¬¼ÓÈȵÄʱ¼ä²»Í¬£¨ÎüÊÕµÄÈÈÁ¿²»Í¬£©£¬¿É¼ûÖÊÁ¿ÏàͬÉý¸ßÏàͬζÈʱÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÎïÖʵÄÖÖÀàÓйأ®
·ÖÎöµÚ1¡¢2´ÎʵÑéÊý¾Ý¿É¿´³ö£ºÖÊÁ¿²»ÏàͬµÄË®£¬Éý¸ßÏàͬµÄζȣ¬¼ÓÈȵÄʱ¼ä²»Í¬£¨ÎüÊÕµÄÈÈÁ¿²»Í¬£©£¬¿É¼ûͬÖÖÎïÖÊ£¬Éý¸ßÏàͬζȣ¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÖÊÁ¿Óйأ®
·ÖÎöµÚ3¡¢4´ÎʵÑéÊý¾Ý¿É¿´³ö£ºÖÊÁ¿ÏàͬµÄúÓÍ£¬Éý¸ß²»Í¬µÄζȣ¬¼ÓÈȵÄʱ¼ä²»Í¬£¨ÎüÊÕµÄÈÈÁ¿²»Í¬£©£¬¿É¼ûÖÊÁ¿ÏàͬµÄͬÖÖÎïÖÊ£¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëζȵı仯Á¿Óйأ®
£¨4£©×ÛºÏÉÏÊöÈý¸ö½áÂÛ½øÐиÅÀ¨£¬¿ÉÒԵõ½µÄ½áÂÛÊÇÎïÖÊÉýÎÂÎüÊÕÈÈÁ¿µÄ¶àÉÙÓëÎïÖʵÄÖÊÁ¿£¬ÎïÖÊÖÖÀ࣬ÎïÖÊÉý¸ßµÄζÈÓйأ®
¹Ê´ð°¸Îª£º£¨1£©Ììƽ£»
£¨2£©µç¼ÓÈÈÆ÷£»Ê¹ÊµÑéÖÐÎüÊÕÈÈÁ¿µÄ²âÁ¿¸ü׼ȷ£»
£¨3£©ÎïÖÊÖÖÀࣻͬÖÖÎïÖÊ£¬Éý¸ßÏàͬζȣ¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëÖÊÁ¿Óйأ»ÖÊÁ¿ÏàͬµÄͬÖÖÎïÖÊ£¬ÎüÊÕµÄÈÈÁ¿¶àÉÙÓëζȵı仯Á¿Óйأ®
£¨4£©ÎïÖÊÉýÎÂÎüÊÕÈÈÁ¿µÄ¶àÉÙÓëÎïÖʵÄÖÊÁ¿£¬ÎïÖÊÖÖÀ࣬ÎïÖÊÉý¸ßµÄζÈÓйأ®
µãÆÀ£º±¾ÌâÊÇ̽¾¿ÎïÖÊÉýÎÂÎüÊÕÈÈÁ¿µÄ¶àÉÙÓëÄÄЩÒòËØÓйصÄʵÑ飬עÒâÓúÿØÖƱäÁ¿·¨£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿