ÌâÄ¿ÄÚÈÝ
![](http://thumb.1010pic.com/pic3/upload/images/201405/58/626c898d.png)
A¡¢´ïµ½Îȶ¨×´Ì¬Ê±aËùÊܵÄĦ²ÁÁ¦Ò»¶¨²»ÎªÁã | B¡¢´ïµ½Îȶ¨×´Ì¬Ê±bËùÊܵÄĦ²ÁÁ¦Ò»¶¨²»ÎªÁã | C¡¢ÔÚϸÉþ¼ô¶Ï˲¼ä£¬bËùÊܵĺÏÍâÁ¦Ò»¶¨ÎªÁã | D¡¢ÔÚϸÉþ¼ô¶Ï˲¼ä£¬aËùÊܵĺÏÍâÁ¦Ò»¶¨²»ÎªÁã |
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
¹ØÓÚÖØÐĺÍÖØÁ¦µÄ˵·¨£¬ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢ÖØÐľÍÊÇÎïÌåÄÚ×îÖصÄÒ»µã | B¡¢ÖØÁ¦¾ÍÊǵØÇòµÄÎüÒýÁ¦ | C¡¢¾²Ö¹ÔÚˮƽÃæÉϵÄÎïÌå¶ÔˮƽÃæµÄѹÁ¦¾ÍÊÇÖØÁ¦ | D¡¢ÎïÌåËùÊܵÄÖØÁ¦ÓëËüµÄÔ˶¯×´Ì¬ÎÞ¹Ø |
Èçͼ£¬Ò»ÈËÕ¾ÔÚ²âÁ¦¼ÆÉϱ£³Ö¾²Ö¹£¬ÏÂÁÐ˵·¨ÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©
![](http://thumb.1010pic.com/pic3/upload/images/201407/19/e1ccbb04.png)
![](http://thumb.1010pic.com/pic3/upload/images/201407/19/e1ccbb04.png)
A¡¢ÈËËùÊܵÄÖØÁ¦ºÍÈ˶ԲâÁ¦¼ÆµÄѹÁ¦ÊÇÒ»¶ÔƽºâÁ¦ | B¡¢ÈËËùÊܵÄÖØÁ¦ºÍÈ˶ԲâÁ¦¼ÆµÄѹÁ¦ÊÇÒ»¶Ô×÷ÓÃÁ¦Óë·´×÷ÓÃÁ¦ | C¡¢È˶ԲâÁ¦¼ÆµÄѹÁ¦ºÍ²âÁ¦¼Æ¶ÔÈ˵ÄÖ§³ÖÁ¦ÊÇÒ»¶Ô×÷ÓÃÁ¦Óë·´×÷ÓÃÁ¦ | D¡¢È˶ԲâÁ¦¼ÆµÄѹÁ¦ºÍ²âÁ¦¼Æ¶ÔÈ˵ÄÖ§³ÖÁ¦ÊÇÒ»¶ÔƽºâÁ¦ |
ÏÂÃæ¹ØÓÚµ¯Á¦µÄ¼¸ÖÖ˵·¨£¬ÆäÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢Ö»ÒªÁ½ÎïÌå½Ó´¥¾ÍÒ»¶¨²úÉúµ¯Á¦ | B¡¢Ö»Òª·¢ÉúÐαäµÄÎïÌå¾ÍÄܲúÉúµ¯Á¦ | C¡¢Ö»ÓÐÊܵ½µ¯»É×÷ÓõÄÎïÌå²Å»áÊܵ¯Á¦×÷Óà | D¡¢Ï໥½Ó´¥µÄÎïÌå¼ä²»Ò»¶¨´æÔÚµ¯Á¦ |
![](http://thumb.1010pic.com/pic3/upload/images/201405/6/ea97fe56.png)
A¡¢![]() | B¡¢![]() | C¡¢![]() | D¡¢![]() |
![](http://thumb.1010pic.com/pic3/upload/images/201405/148/6b661d76.png)
A¡¢F1=0 | B¡¢F1£¾0 | C¡¢F2=0 | D¡¢F2£¾0 |
Èý¸öÏàͬµÄÖ§×ùÉÏ·Ö±ð¸é×ÅÈý¸öÖÊÁ¿ºÍÖ±¾¶¶¼ÏàµÈµÄ¹â»¬Ô²Çòa¡¢b¡¢c£¬Ö§µãP¡¢QÔÚͬһˮƽÃæÉÏ£¬aÇòµÄÖØÐÄOaλÓÚÇòÐÄ£¬bÇòºÍcÇòµÄÖØÐÄOb¡¢Oc·Ö±ðλÓÚÇòÐĵÄÕýÉÏ·½ºÍÇòÐĵÄÕýÏ·½£¬ÈçͼËùʾ£¬ÈýÇò¾ù´¦ÓÚƽºâ״̬£¬Ö§µãP¶ÔaÇòµÄµ¯Á¦ÎªNa£¬¶ÔbÇòºÍcÇòµÄµ¯Á¦·Ö±ðΪNbºÍNc£¬Ôò£¨¡¡¡¡£©
![](http://thumb.1010pic.com/pic3/upload/images/201404/159/fb1b2af6.png)
![](http://thumb.1010pic.com/pic3/upload/images/201404/159/fb1b2af6.png)
A¡¢Na=Nb=Nc | B¡¢Nb£¾Na£¾Nc | C¡¢Nb£¼Na£¼Nc | D¡¢Na£¾Nb=Nc |