ÌâÄ¿ÄÚÈÝ
ÔÚ½¨Öþ¹¤µØÉÏ£¬ÎÒÃdz£³£¿´µ½¹¤ÈËÓÃÖØ´¸½«Öù×®´òÈëµØϵÄÇé¾°£®¶Ô´Ë£¬ÎÒÃÇ¿ÉÒÔ½¨Á¢ÕâÑùÒ»¸öÁ¦Ñ§Ä£ÐÍ£ºÖØ´¸ÖÊÁ¿Îªm£¬´Ó¸ßH´¦×ÔÓÉÏÂÂ䣬Öù×®ÖÊÁ¿ÎªM£¬ÖØ´¸´ò»÷Öù×®µÄʱ¼ä¼«¶ÌÇÒ²»·´µ¯£®²»¼Æ¿ÕÆø×èÁ¦£¬×®ÓëµØÃæ¼äµÄƽ¾ù×èÁ¦Îªf¡£ÀûÓÃÕâһģÐÍ£¬ÓÐһλͬѧÇó³öÁËÖØ´¸Ò»´Î´ò»÷Öù×®½øÈëµØÃæµÄÉî¶È£®
ÉèÖù×®½øÈ˵ØÃæµÄÉî¶ÈΪh£¬Ôò¶Ô´¹´¸¿ªÊ¼ÏÂÂäµ½´¸ÓëÖù×®Ò»Æð¾²Ö¹Õâһȫ¹ý³ÌÔËÓö¯Äܶ¨Àí£¬µÃ
£»µÃ³ö
¡£
(1)ÄãÈÏΪ¸ÃͬѧµÄ½â·¨ÊÇ·ñÕýÈ·£¿Çë˵³öÄãµÄÀíÓÉ£®
(2)¼ÙÉèÿһ´ÎÖØ´¸´ò»÷Öù׮ʱ´¸µÄËÙ¶ÈΪһ¶¨Öµ£¬ÒªÊ¹Ã¿Ò»´ÎÖØ´¸´ò»÷ºó×®¸ü¶àµØ½øÈëµØÏ£¬ÎªÊ²Ã´ÒªÇ󴸵ÄÖÊÁ¿Ô¶´óÓÚ×®µÄÖÊÁ¿£¿
ÉèÖù×®½øÈ˵ØÃæµÄÉî¶ÈΪh£¬Ôò¶Ô´¹´¸¿ªÊ¼ÏÂÂäµ½´¸ÓëÖù×®Ò»Æð¾²Ö¹Õâһȫ¹ý³ÌÔËÓö¯Äܶ¨Àí£¬µÃ
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241345593321093.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241345594101077.png)
(1)ÄãÈÏΪ¸ÃͬѧµÄ½â·¨ÊÇ·ñÕýÈ·£¿Çë˵³öÄãµÄÀíÓÉ£®
(2)¼ÙÉèÿһ´ÎÖØ´¸´ò»÷Öù׮ʱ´¸µÄËÙ¶ÈΪһ¶¨Öµ£¬ÒªÊ¹Ã¿Ò»´ÎÖØ´¸´ò»÷ºó×®¸ü¶àµØ½øÈëµØÏ£¬ÎªÊ²Ã´ÒªÇ󴸵ÄÖÊÁ¿Ô¶´óÓÚ×®µÄÖÊÁ¿£¿
(1£©²»¶Ô£¬ÒòΪÔÚ´¸Óë×®Åöײ¹ý³ÌÖÐϵͳ¶¯ÄÜÓÐËðʧ(2£©¼û½âÎö
)½â£º(1)²»¶Ô£¬ÒòΪÔÚ´¸Óë×®Åöײ¹ý³ÌÖÐϵͳ¶¯ÄÜÓÐËðʧ£®£¨4·Ö£©
(2)É贸ÿ´Î´ò×®µÄËٶȶ¼ÊÇv£¬·¢ÉúÍêÈ«·Çµ¯ÐÔÅöײºóµÄ¹²Í¬ËÙ¶ÈÊÇ
£¬
Ôòmv=(M+m)
£¨3·Ö£©
·Çµ¯ÐÔÅöײºó¶þÕߵĶ¯ÄÜΪ
£¨2·Ö£©
µ±m>>Mʱ£¬Åöºó¶þÕߵĶ¯ÄÜÔ½Ç÷ÏòÓÚ
£¨³õ¶¯ÄÜ£©£¬¼´ÄÜÁ¿ÔÚÅöײ¹ý³ÌÖеÄËðʧÇ÷ÏòÓÚÁ㣬¹ÊÒªÇóm>>M £¨3·Ö£©
(2)É贸ÿ´Î´ò×®µÄËٶȶ¼ÊÇv£¬·¢ÉúÍêÈ«·Çµ¯ÐÔÅöײºóµÄ¹²Í¬ËÙ¶ÈÊÇ
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134559472308.png)
Ôòmv=(M+m)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134559472308.png)
·Çµ¯ÐÔÅöײºó¶þÕߵĶ¯ÄÜΪ
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241345595501354.png)
µ±m>>Mʱ£¬Åöºó¶þÕߵĶ¯ÄÜÔ½Ç÷ÏòÓÚ
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824134559581586.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿