ÌâÄ¿ÄÚÈÝ
£¨2012Äê2ÔÂÌÆɽģÄ⣩ijÑо¿Ð¡×éÔÚ¡°Ì½¾¿¼ÓËٶȺÍÁ¦¡¢ÖÊÁ¿µÄ¹Øϵ¡±Ê±£¬ÀûÓÃÆøµæµ¼¹ìºÍ¹âµçÃŽøÐÐʵÑé¡£Æøµæµ¼¹ì¿ÉÒÔÔÚ»¬¿éÓëµ¼¹ìÖ®¼äÐγɺܱ¡µÄ¿ÕÆøĤ£¬´Ó¶ø¼«´óµØ¼õÉÙĦ²ÁÁ¦µÄÓ°Ï죬»¬¿éµÄÔ˶¯¿ÉÒÔ½üËÆ¿´³ÉÎÞĦ²ÁÔ˶¯¡£¹âµçÃÅ¿ÉÒÔ׼ȷµØ¼Ç¼»¬¿éµ²¹â°åͨ¹ý¹âµçÃŵÄʱ¼ä£¬´Ó¶øµÃµ½»¬¿éͨ¹ý¹âµçÃŵÄËٶȣ¬ÈçͼËùʾ¡£
(1)ʵÑéʱ£¬¸ÃС×齫ÍÐÅ̺ÍíÀÂëµÄÖØÁ¦×÷Ϊ»¬¿éËùÊܺÏÍâÁ¦£¬µ«Êµ¼ÊÉ϶þÕßÖ»ÊǽüËÆÏàµÈ£¬Çë»Ø´ð£¬¶þÕß½üËÆÏàµÈÐèÒªÂú×ãʲôÌõ¼þ£¿
________________________________________________________________
(2)»¬¿éµ²¹â°å¿í¶ÈΪd£¬Ä³´ÎʵÑéʱ·¢ÏÖ¹âµçÃżÇ¼ʱ¼äΪ¡÷t£¬Ôò»¬¿éͨ¹ý¹âµçÃÅʱµÄËٶȴóСµÄ±í´ïʽv=__________¡£
(3)¸ÃС×é±£³Ö»¬¿éÖÊÁ¿ºã¶¨£¬¹âµçÃŵÄλÖù̶¨£¬²¢ÇÒʼÖÕ´ÓͬһλÖÃÊÍ·Å£¬²»¶Ï¸Ä±äíÀÂëµÄ¸öÊý£¬²¢Í¨¹ý¼ÆËãµÃµ½¶à×黬¿éͨ¹ý¹âµçÃŵÄÊý¾Ý£¬ÈçϱíËùʾ¡£
ΪÁ˱ãÓÚÑо¿ºÏÍâÁ¦Óë¼ÓËٶȵĹØϵ£¬¸ÃС×éÓÃÍÐÅ̺ÍíÀÂëµÄ×ÜÖÊÁ¿´ú±íºÏÍâÁ¦×÷ΪºáÖᣬÇëÄãÑ¡ÔñºÏÊʵÄÎïÀíÁ¿´ú±í¼ÓËÙ¶È×÷Ϊ×ÝÖᣬ²¢ÀûÓñí¸ñÖÐÊý¾ÝÔÚ×ø±êÖ½ÖÐÑ¡Ôñ±ê¶ÈÃèµã×÷ͼ¡£Í¨¹ý»æ³öµÄͼÏß¿ÉÒԵõ½ÈçϽáÂÛ£ºÔÚ»¬¿éÖÊÁ¿Ò»¶¨Ê±£¬_____________________________¡£
(1)ʵÑéʱ£¬¸ÃС×齫ÍÐÅ̺ÍíÀÂëµÄÖØÁ¦×÷Ϊ»¬¿éËùÊܺÏÍâÁ¦£¬µ«Êµ¼ÊÉ϶þÕßÖ»ÊǽüËÆÏàµÈ£¬Çë»Ø´ð£¬¶þÕß½üËÆÏàµÈÐèÒªÂú×ãʲôÌõ¼þ£¿
________________________________________________________________
(2)»¬¿éµ²¹â°å¿í¶ÈΪd£¬Ä³´ÎʵÑéʱ·¢ÏÖ¹âµçÃżÇ¼ʱ¼äΪ¡÷t£¬Ôò»¬¿éͨ¹ý¹âµçÃÅʱµÄËٶȴóСµÄ±í´ïʽv=__________¡£
(3)¸ÃС×é±£³Ö»¬¿éÖÊÁ¿ºã¶¨£¬¹âµçÃŵÄλÖù̶¨£¬²¢ÇÒʼÖÕ´ÓͬһλÖÃÊÍ·Å£¬²»¶Ï¸Ä±äíÀÂëµÄ¸öÊý£¬²¢Í¨¹ý¼ÆËãµÃµ½¶à×黬¿éͨ¹ý¹âµçÃŵÄÊý¾Ý£¬ÈçϱíËùʾ¡£
ΪÁ˱ãÓÚÑо¿ºÏÍâÁ¦Óë¼ÓËٶȵĹØϵ£¬¸ÃС×éÓÃÍÐÅ̺ÍíÀÂëµÄ×ÜÖÊÁ¿´ú±íºÏÍâÁ¦×÷ΪºáÖᣬÇëÄãÑ¡ÔñºÏÊʵÄÎïÀíÁ¿´ú±í¼ÓËÙ¶È×÷Ϊ×ÝÖᣬ²¢ÀûÓñí¸ñÖÐÊý¾ÝÔÚ×ø±êÖ½ÖÐÑ¡Ôñ±ê¶ÈÃèµã×÷ͼ¡£Í¨¹ý»æ³öµÄͼÏß¿ÉÒԵõ½ÈçϽáÂÛ£ºÔÚ»¬¿éÖÊÁ¿Ò»¶¨Ê±£¬_____________________________¡£
(1) ÍÐÅ̺ÍíÀÂëµÄ×ÜÖÊÁ¿Ô¶Ð¡ÓÚ»¬¿éµÄÖÊÁ¿£¨2·Ö£©
(2) d/¡÷t £¨2·Ö£©
(3)»æ³öµÄͼÏßÈçͼËùʾ¡£¼ÓËÙ¶ÈÓëºÏÍâÁ¦³ÉÕý±È£¨2·Ö£©
(2) d/¡÷t £¨2·Ö£©
(3)»æ³öµÄͼÏßÈçͼËùʾ¡£¼ÓËÙ¶ÈÓëºÏÍâÁ¦³ÉÕý±È£¨2·Ö£©
½«ÍÐÅ̺ÍíÀÂëµÄÖØÁ¦×÷Ϊ»¬¿éËùÊܺÏÍâÁ¦£¬¶þÕß½üËÆÏàµÈÐèÒªÂú×ãÍÐÅ̺ÍíÀÂëµÄ×ÜÖÊÁ¿Ô¶Ð¡ÓÚ»¬¿éµÄÖÊÁ¿¡£»¬¿éͨ¹ý¹âµçÃÅʱµÄËٶȴóСµÄ±í´ïʽv=d/¡÷t¡£»¬¿éʼÖÕ´ÓͬһλÖÃÊÍ·Å£¬×ö³õËÙ¶ÈΪÁãµÄÔȼÓËÙÖ±ÏßÔ˶¯£¬v2=2ax£¬¿ÉÒÔÑ¡Ôñv2´ú±í¼ÓËÙ¶È×÷Ϊ×ÝÖᣬÓÃÍÐÅ̺ÍíÀÂëµÄ×ÜÖÊÁ¿´ú±íºÏÍâÁ¦×÷ΪºáÖᣬ»æ³öµÄͼÏßÊÇÒ»ÇãбֱÏߣ¬¿ÉÒԵõ½ÈçϽáÂÛ£ºÔÚ»¬¿éÖÊÁ¿Ò»¶¨Ê±£¬¼ÓËÙ¶ÈÓëºÏÍâÁ¦³ÉÕý±È
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿