ÌâÄ¿ÄÚÈÝ
¸£µººËµçվй©Ê¹ÊÒýÆðÁËÈËÃǶԺ˰²È«¸ü¶àµÄ¹Ø×¢£¬ÈçºÎ¸ü°²È«µÄÀûÓúËÄܳÉΪÈËÀàÆÈÇÐÐèÒª½â¾öµÄÎÊÌ⣮ĿǰÈËÃÇ»ñÈ¡ºËÄÜÖ÷ÒªÓÐÁ½Ìõ;¾¶£ºÖغËÁѱäºÍÇáºË¾Û±ä£¬ÆäÖк˾۱äµÄÖ÷ÒªÔÁÏÊÇ뮣¬ÔÚº£Ë®Öк¬Á¿¼«Æä·á¸»£®ÒÑ֪뮺˵ÄÖÊÁ¿Îªm1£¬ÖÐ×ÓµÄÖÊÁ¿Îªm2£¬
HeµÄÖÊÁ¿Îªm3£¬ÖÊ×ÓµÄÖÊÁ¿Îªm4£¬ÔòÏÂÁÐ˵·¨ÖÐÕýÈ·µÄÊÇ £¨¡¡¡¡£©
32 |
A£®Á½¸ö뮺˾۱ä³ÉÒ»¸ö
| ||
B£®Á½¸ö뮺˾۱ä³ÉÒ»¸ö
| ||
C£®¸£µººËµçÕ¾ÊDzÉÓþ۱äÊÍ·ÅÄÜÁ¿µÄ | ||
D£®ÓëÏÖÐеĺ˷´Ó¦¶Ñ·ÅÄÜÏà±È£¬Êܿغ˾۱䲻²úÉú¾ßÓзÅÉäÐԵķÏÎï |
A¡¢¸ù¾ÝÖÊÁ¿ÊýºÍµçºÉÊýÊغã¿ÉÖª£¬Á½¸ö뮺˾۱ä³ÉÒ»¸ö
HeËù²úÉúµÄÁíÒ»¸öÁ£×ÓΪÖÐ×Ó01n£¬¹ÊAÕýÈ·£»
B¡¢Á½¸ö뮺˾۱ä³ÉÒ»¸ö
HeËùÊͷŵĺËÄÜΪ£¨2m1-m3-m2£©c2£¬¹ÊB´íÎó£»
C¡¢¸£µººËµçÕ¾ÊDzÉÓõÄÊÇÖغËÁѱäÊÍ·ÅÄÜÁ¿µÄ½øÐз¢µçµÄ£¬¹ÊC´íÎó£»
D¡¢Êܿغ˾۱äÓŵãºÜ¶à£ºÒ»ÊÇÆäÓ¦ÓõIJÄÁÏÔÚº£Ë®ÖÐÈ¡Ö®²»¾¡£¬ÔÁÏÀ´Ô´¸ü¼Ó·á¸»£»¶þÊÇ·´Ó¦Éú³ÉÎïΪˮ£¬²»»á¶Ô×ÔÈ»Ôì³ÉÎÛȾ£¬¹ÊDÕýÈ·£®
¹ÊÑ¡£ºAD£®
32 |
B¡¢Á½¸ö뮺˾۱ä³ÉÒ»¸ö
32 |
C¡¢¸£µººËµçÕ¾ÊDzÉÓõÄÊÇÖغËÁѱäÊÍ·ÅÄÜÁ¿µÄ½øÐз¢µçµÄ£¬¹ÊC´íÎó£»
D¡¢Êܿغ˾۱äÓŵãºÜ¶à£ºÒ»ÊÇÆäÓ¦ÓõIJÄÁÏÔÚº£Ë®ÖÐÈ¡Ö®²»¾¡£¬ÔÁÏÀ´Ô´¸ü¼Ó·á¸»£»¶þÊÇ·´Ó¦Éú³ÉÎïΪˮ£¬²»»á¶Ô×ÔÈ»Ôì³ÉÎÛȾ£¬¹ÊDÕýÈ·£®
¹ÊÑ¡£ºAD£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿