СÃ÷ºÍС»ªÈ¥Ä³¹ÅÕòÂÃÓÎʱ·¢ÏÖ£¬Ð¡µêÔÚÂôÃ׾ƺÍÂô½´ÓÍʱ¶¼ÓÃÖñͲ״µÄÈÝÆ÷À´Á¿È¡£¬µ«ÊÇ´óС¸÷Óв»Ò»£¬Èçͼ15Ëùʾ¡£
 
¢Ù СÃ÷ºÍС»ª¸ù¾ÝÉÏÊöÊÂʵÌá³ö²ÂÏë¡£²ÂÏëÒ»£ºÎïÌåµÄÖÊÁ¿ÓëÎïÌåµÄÌå»ýÓйأ»²ÂÏë¶þ£ºÎïÌåµÄÖÊÁ¿ºÍÎïÖʵÄÖÖÀàÓйء£ÄãÈÏΪËûÃÇÌá³ö¡°²ÂÏë¶þ¡±µÄÒÀ¾ÝÊÇ      (14)      ¡£
¢Ú »ØÀ´ºó£¬ËûÃÇΪ½øÒ»²½ÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ѡÔñÁËÌìƽ¡¢Á¿Í²¡¢ÉÕ±­£¬ÒÔ¼°¼×ºÍÒÒÁ½ÖÖ²»Í¬µÄÒºÌå½øÐÐʵÑ顣СÃ÷ÓÃÁ¿Í²Á¿È¡²»Í¬Ìå»ýµÄ¼×ÒºÌ壬·Ö±ðµ¹ÈëÉÕ±­ÖУ¬ÓÃÒѵ÷½ÚƽºâµÄÌìƽ·Ö±ð²â³öËüÃÇÔÚ²»Í¬Ìå»ýʱµÄÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿£¬Ð¡»ªÑ¡ÓÃÒÒÒºÌåÖظ´ÉÏÊöʵÑ飬²¢½«ÊµÑé²âµÃµÄÊý¾Ý·Ö±ð¼Ç¼ÔÚ±íÒ»¡¢±í¶þµÄµÚ¶þºÍµÚÈýÁÐÖУ¬ËûÃÇ»¹·Ö±ð¼ÆËãÁ˱íÒ»¡¢±í¶þÖеÄÒºÌåÌå»ýºÍÖÊÁ¿µÄ±ä»¯Á¿£¬¼Ç¼ÔÚ±íÒ»ºÍ±í¶þµÄµÚËĺ͵ÚÎåÁÐÖС£
±íÒ» ¼×ÒºÌå
ʵÑé ÐòºÅ
ÒºÌåÌå»ý
£¨ÀåÃ×£³£©
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿
£¨¿Ë£©
ÒºÌåÌå»ýµÄÔö¼ÓÁ¿
£¨ÀåÃ×£³£©
ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿
£¨¿Ë£©
1
V1=10
m1=30
¨M
¨M
2
V2=15
m2=35
V2- V1=5
m2- m1=5
3
V3=30
m3=50
V3- V2=15
m3- m2=15
±í¶þ ÒÒÒºÌå
ʵÑéÐòºÅ
ÒºÌåÌå»ý
£¨ÀåÃ×£³£©
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿
£¨¿Ë£©
ÒºÌåÌå»ýµÄÔö¼ÓÁ¿
£¨ÀåÃ×£³£©
ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿
£¨¿Ë£©
4
V4=10
m4=28
¨M
¨M
5
V5=15
m5=32
V5- V4=5
m5- m4=4
6
V6=30
m6=44
V6- V5=15
m6- m5=12
   
¢Û ·ÖÎö±È½ÏʵÑéÐòºÅ1¡¢2Óë3£¨»ò4¡¢5Óë6£©µÄµÚ¶þºÍµÚÈýÁУ¬¿ÉµÃµÄ³õ²½½áÂÛÊÇ£º
                                  (15)                                       ¡£
¢Ü Çë½øÒ»²½×ۺϷÖÎö±È½Ï±íÒ»¡¢±í¶þÖо­ÔËËãºóµÃµ½µÄÊý¾Ý¼°Ïà¹ØÌõ¼þ£¬²¢¹éÄɵóö½áÂÛ¡£
£¨a£©·ÖÎö±È½Ï                      (16)                                  £»
£¨b£©·ÖÎö±È½Ï                      (17)                                 ¡£
¢Ý ±¾ÊµÑéËùÓõÄÉÕ±­ÖÊÁ¿ÊÇ        (18)       ¿Ë¡£
¢Ù ÏàͬÖÊÁ¿µÄÃ×¾ÆͲ±È½´ÓÍͲ´ó£¨»òÏàͬÖÊÁ¿µÄ²»Í¬ÒºÌåÌå»ý²»Í¬£©¡£
¢Ú ͬÖÖÒºÌåÖÊÁ¿ËæÌå»ýµÄÔö´ó¶øÔö´ó¡££¨Í¬ÖÖÒºÌ壬ÉÕ±­ºÍÒºÌå×ÜÖÊÁ¿ËæÌå»ýµÄÔö´ó¶øÔö´ó£©
¢Û ±íÒ»»ò±í¶þµÄ×îºóÁ½ÁУ¬Í¬ÖÖÒºÌ壬ҺÌåÖÊÁ¿µÄÔö¼ÓÁ¿ÓëËüÌå»ýµÄÔö´óÁ¿µÄ±ÈÖµÊǸö¶¨Öµ¡£
±íÒ»ºÍ±í¶þµÄ×îºóÁ½ÁУ¬²»Í¬ÒºÌ壬ҺÌåÖÊÁ¿µÄÔö¼ÓÁ¿ÓëËüÌå»ýµÄÔö´óÁ¿µÄ±ÈÖµÊDz»Í¬µÄ¡£
¢Ü 20¡£½âÎö:
ÂÔ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

£¨2009?ÆÕÍÓÇøһģ£©Ð¡Ã÷ºÍС»ªÈ¥Ä³¹ÅÕòÂÃÓÎʱ·¢ÏÖ£¬Ð¡µêÔÚÂôÃ׾ƺÍÂô½´ÓÍʱ¶¼ÓÃÖñͲ״µÄÈÝÆ÷À´Á¿È¡£¬µ«ÊÇ´óС¸÷Óв»Ò»£¬ÈçͼËùʾ£®

¢ÙСÃ÷ºÍС»ª¸ù¾ÝÉÏÊöÊÂʵÌá³ö²ÂÏ룮²ÂÏëÒ»£ºÎïÌåµÄÖÊÁ¿ÓëÎïÌåµÄÌå»ýÓйأ»²ÂÏë¶þ£ºÎïÌåµÄÖÊÁ¿ºÍÎïÖʵÄÖÖÀàÓйأ®ÄãÈÏΪËûÃÇÌá³ö¡°²ÂÏë¶þ¡±µÄÒÀ¾ÝÊÇ
³ÆÁ¿ÏàͬµÄÖÊÁ¿£¬Ã×¾ÆͲ±È½´ÓÍͲ´ó
³ÆÁ¿ÏàͬµÄÖÊÁ¿£¬Ã×¾ÆͲ±È½´ÓÍͲ´ó
£®
¢Ú»ØÀ´ºó£¬ËûÃÇΪ½øÒ»²½ÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ѡÔñÁËÌìƽ¡¢Á¿Í²¡¢ÉÕ±­£¬ÒÔ¼°¼×ºÍÒÒÁ½ÖÖ²»Í¬µÄÒºÌå½øÐÐʵÑ飮СÃ÷ÓÃÁ¿Í²Á¿È¡²»Í¬Ìå»ýµÄ¼×ÒºÌ壬·Ö±ðµ¹ÈëÉÕ±­ÖУ¬ÓÃÒѵ÷½ÚƽºâµÄÌìƽ·Ö±ð²â³öËüÃÇÔÚ²»Í¬Ìå»ýʱµÄÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿£¬Ð¡»ªÑ¡ÓÃÒÒÒºÌåÖظ´ÉÏÊöʵÑ飬²¢½«ÊµÑé²âµÃµÄÊý¾Ý·Ö±ð¼Ç¼ÔÚ±íÒ»¡¢±í¶þµÄµÚ¶þºÍµÚÈýÁÐÖУ¬ËûÃÇ»¹·Ö±ð¼ÆËãÁ˱íÒ»¡¢±í¶þÖеÄÒºÌåÌå»ýºÍÖÊÁ¿µÄ±ä»¯Á¿£¬¼Ç¼ÔÚ±íÒ»ºÍ±í¶þµÄµÚËĺ͵ÚÎåÁÐÖУ®

±íÒ»  ¼×ÒºÌå
ʵÑé ÐòºÅ ÒºÌåÌå»ý
£¨ÀåÃ×3£©
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿
£¨¿Ë£©
ÒºÌåÌå»ýµÄÔö¼ÓÁ¿
£¨ÀåÃ×3£©
ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿
£¨¿Ë£©
1 V1=10 m1=30 ¨M ¨M
2 V2=15 m2=35 V2-V1=5 m2-m1=5
3 V3=30 m3=50 V3-V2=15 m3-m2=15
±í¶þ  ÒÒÒºÌå
ʵÑéÐòºÅ ÒºÌåÌå»ý
£¨ÀåÃ×3£©
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿
£¨¿Ë£©
ÒºÌåÌå»ýµÄÔö¼ÓÁ¿
£¨ÀåÃ×3£©
ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿
£¨¿Ë£©
4 V4=10 m4=28 ¨M ¨M
5 V5=15 m5=32 V5-V4=5 m5-m4=4
6 V6=30 m6=44 V6-V5=15 m6-m5=12
¢Û·ÖÎö±È½ÏʵÑéÐòºÅ1¡¢2Óë3£¨»ò4¡¢5Óë6£©µÄµÚ¶þºÍµÚÈýÁУ¬¿ÉµÃµÄ³õ²½½áÂÛÊÇ£º
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿ËæÒºÌåÌå»ýµÄÔö´ó¶øÔö´ó
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿ËæÒºÌåÌå»ýµÄÔö´ó¶øÔö´ó
£®
¢ÜÇë½øÒ»²½×ۺϷÖÎö±È½Ï±íÒ»¡¢±í¶þÖо­ÔËËãºóµÃµ½µÄÊý¾Ý¼°Ïà¹ØÌõ¼þ£¬²¢¹éÄɵóö½áÂÛ£®
£¨a£©·ÖÎö±È½Ï
±íÒ»»ò±í¶þµÄ×îºóÁ½ÁУ¬Í¬ÖÖÒºÌ壬ҺÌåÖÊÁ¿µÄÔö¼ÓÁ¿ÓëËüÌå»ýµÄÔö´óÁ¿µÄ±ÈÖµÊǸö¶¨Öµ
±íÒ»»ò±í¶þµÄ×îºóÁ½ÁУ¬Í¬ÖÖÒºÌ壬ҺÌåÖÊÁ¿µÄÔö¼ÓÁ¿ÓëËüÌå»ýµÄÔö´óÁ¿µÄ±ÈÖµÊǸö¶¨Öµ
£»
£¨b£©·ÖÎö±È½Ï
±íÒ»ºÍ±í¶þµÄ×îºóÁ½ÁУ¬²»Í¬ÒºÌ壬ҺÌåÖÊÁ¿µÄÔö¼ÓÁ¿ÓëËüÌå»ýµÄÔö´óÁ¿µÄ±ÈÖµÊDz»Í¬µÄ
±íÒ»ºÍ±í¶þµÄ×îºóÁ½ÁУ¬²»Í¬ÒºÌ壬ҺÌåÖÊÁ¿µÄÔö¼ÓÁ¿ÓëËüÌå»ýµÄÔö´óÁ¿µÄ±ÈÖµÊDz»Í¬µÄ
£®
¢Ý±¾ÊµÑéËùÓõÄÉÕ±­ÖÊÁ¿ÊÇ
20
20
¿Ë£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

СÃ÷ºÍС»ªÈ¥Ä³¹ÅÕòÂÃÓÎʱ·¢ÏÖ£¬Ð¡µêÔÚÂôÃ׾ƺÍÂô½´ÓÍʱ¶¼ÓÃÖñͲ״µÄÈÝÆ÷À´Á¿È¡£¬µ«ÊÇ´óС¸÷Óв»Ò»£¬Èçͼ15Ëùʾ¡£

 

 

 

 


¢Ù СÃ÷ºÍС»ª¸ù¾ÝÉÏÊöÊÂʵÌá³ö²ÂÏë¡£²ÂÏëÒ»£ºÎïÌåµÄÖÊÁ¿ÓëÎïÌåµÄÌå»ýÓйأ»²ÂÏë¶þ£ºÎïÌåµÄÖÊÁ¿ºÍÎïÖʵÄÖÖÀàÓйء£ÄãÈÏΪËûÃÇÌá³ö¡°²ÂÏë¶þ¡±µÄÒÀ¾ÝÊÇ      (14)       ¡£

¢Ú »ØÀ´ºó£¬ËûÃÇΪ½øÒ»²½ÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ѡÔñÁËÌìƽ¡¢Á¿Í²¡¢ÉÕ±­£¬ÒÔ¼°¼×ºÍÒÒÁ½ÖÖ²»Í¬µÄÒºÌå½øÐÐʵÑ顣СÃ÷ÓÃÁ¿Í²Á¿È¡²»Í¬Ìå»ýµÄ¼×ÒºÌ壬·Ö±ðµ¹ÈëÉÕ±­ÖУ¬ÓÃÒѵ÷½ÚƽºâµÄÌìƽ·Ö±ð²â³öËüÃÇÔÚ²»Í¬Ìå»ýʱµÄÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿£¬Ð¡»ªÑ¡ÓÃÒÒÒºÌåÖظ´ÉÏÊöʵÑ飬²¢½«ÊµÑé²âµÃµÄÊý¾Ý·Ö±ð¼Ç¼ÔÚ±íÒ»¡¢±í¶þµÄµÚ¶þºÍµÚÈýÁÐÖУ¬ËûÃÇ»¹·Ö±ð¼ÆËãÁ˱íÒ»¡¢±í¶þÖеÄÒºÌåÌå»ýºÍÖÊÁ¿µÄ±ä»¯Á¿£¬¼Ç¼ÔÚ±íÒ»ºÍ±í¶þµÄµÚËĺ͵ÚÎåÁÐÖС£

 

±íÒ»  ¼×ÒºÌå

ʵÑé ÐòºÅ

ÒºÌåÌå»ý

£¨ÀåÃ×£³£©

ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿

£¨¿Ë£©

ÒºÌåÌå»ýµÄÔö¼ÓÁ¿

£¨ÀåÃ×£³£©

ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿

£¨¿Ë£©

1

V1=10

m1=30

¨M

¨M

2

V2=15

m2=35

V2- V1=5

m2- m1=5

3

V3=30

m3=50

V3- V2=15

m3- m2=15

±í¶þ  ÒÒÒºÌå

ʵÑéÐòºÅ

ÒºÌåÌå»ý

£¨ÀåÃ×£³£©

ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿

£¨¿Ë£©

ÒºÌåÌå»ýµÄÔö¼ÓÁ¿

£¨ÀåÃ×£³£©

ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿

£¨¿Ë£©

4

V4=10

m4=28

¨M

¨M

5

V5=15

m5=32

V5- V4=5

m5- m4=4

6

V6=30

m6=44

V6- V5=15

m6- m5=12

   

¢Û ·ÖÎö±È½ÏʵÑéÐòºÅ1¡¢2Óë3£¨»ò4¡¢5Óë6£©µÄµÚ¶þºÍµÚÈýÁУ¬¿ÉµÃµÄ³õ²½½áÂÛÊÇ£º

                                 (15)                                        ¡£

¢Ü Çë½øÒ»²½×ۺϷÖÎö±È½Ï±íÒ»¡¢±í¶þÖо­ÔËËãºóµÃµ½µÄÊý¾Ý¼°Ïà¹ØÌõ¼þ£¬²¢¹éÄɵóö½áÂÛ¡£

£¨a£©·ÖÎö±È½Ï                     (16)                                  £»

£¨b£©·ÖÎö±È½Ï                     (17)                                 ¡£

    ¢Ý ±¾ÊµÑéËùÓõÄÉÕ±­ÖÊÁ¿ÊÇ        (18)       ¿Ë¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2009-2010ÄêÉϺ£ÊÐÆÕÍÓÇø¾ÅÄ꼶ÉÏѧÆÚÆÚÄ©ÊÔ¾íÎïÀí¾í ÌâÐÍ£ºÊµÑéÌâ

СÃ÷ºÍС»ªÈ¥Ä³¹ÅÕòÂÃÓÎʱ·¢ÏÖ£¬Ð¡µêÔÚÂôÃ׾ƺÍÂô½´ÓÍʱ¶¼ÓÃÖñͲ״µÄÈÝÆ÷À´Á¿È¡£¬µ«ÊÇ´óС¸÷Óв»Ò»£¬Èçͼ15Ëùʾ¡£

 
¢Ù СÃ÷ºÍС»ª¸ù¾ÝÉÏÊöÊÂʵÌá³ö²ÂÏë¡£²ÂÏëÒ»£ºÎïÌåµÄÖÊÁ¿ÓëÎïÌåµÄÌå»ýÓйأ»²ÂÏë¶þ£ºÎïÌåµÄÖÊÁ¿ºÍÎïÖʵÄÖÖÀàÓйء£ÄãÈÏΪËûÃÇÌá³ö¡°²ÂÏë¶þ¡±µÄÒÀ¾ÝÊÇ      (14)      ¡£
¢Ú »ØÀ´ºó£¬ËûÃÇΪ½øÒ»²½ÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ѡÔñÁËÌìƽ¡¢Á¿Í²¡¢ÉÕ±­£¬ÒÔ¼°¼×ºÍÒÒÁ½ÖÖ²»Í¬µÄÒºÌå½øÐÐʵÑ顣СÃ÷ÓÃÁ¿Í²Á¿È¡²»Í¬Ìå»ýµÄ¼×ÒºÌ壬·Ö±ðµ¹ÈëÉÕ±­ÖУ¬ÓÃÒѵ÷½ÚƽºâµÄÌìƽ·Ö±ð²â³öËüÃÇÔÚ²»Í¬Ìå»ýʱµÄÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿£¬Ð¡»ªÑ¡ÓÃÒÒÒºÌåÖظ´ÉÏÊöʵÑ飬²¢½«ÊµÑé²âµÃµÄÊý¾Ý·Ö±ð¼Ç¼ÔÚ±íÒ»¡¢±í¶þµÄµÚ¶þºÍµÚÈýÁÐÖУ¬ËûÃÇ»¹·Ö±ð¼ÆËãÁ˱íÒ»¡¢±í¶þÖеÄÒºÌåÌå»ýºÍÖÊÁ¿µÄ±ä»¯Á¿£¬¼Ç¼ÔÚ±íÒ»ºÍ±í¶þµÄµÚËĺ͵ÚÎåÁÐÖС£
±íÒ» ¼×ÒºÌå
ʵÑé ÐòºÅ
ÒºÌåÌå»ý
£¨ÀåÃ×£³£©
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿
£¨¿Ë£©
ÒºÌåÌå»ýµÄÔö¼ÓÁ¿
£¨ÀåÃ×£³£©
ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿
£¨¿Ë£©
1
V1=10
m1=30
¨M
¨M
2
V2=15
m2=35
V2- V1=5
m2- m1=5
3
V3=30
m3=50
V3- V2=15
m3- m2=15
±í¶þ ÒÒÒºÌå
ʵÑéÐòºÅ
ÒºÌåÌå»ý
£¨ÀåÃ×£³£©
ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿
£¨¿Ë£©
ÒºÌåÌå»ýµÄÔö¼ÓÁ¿
£¨ÀåÃ×£³£©
ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿
£¨¿Ë£©
4
V4=10
m4=28
¨M
¨M
5
V5=15
m5=32
V5- V4=5
m5- m4=4
6
V6=30
m6=44
V6- V5=15
m6- m5=12
   
¢Û ·ÖÎö±È½ÏʵÑéÐòºÅ1¡¢2Óë3£¨»ò4¡¢5Óë6£©µÄµÚ¶þºÍµÚÈýÁУ¬¿ÉµÃµÄ³õ²½½áÂÛÊÇ£º
                                  (15)                                       ¡£
¢Ü Çë½øÒ»²½×ۺϷÖÎö±È½Ï±íÒ»¡¢±í¶þÖо­ÔËËãºóµÃµ½µÄÊý¾Ý¼°Ïà¹ØÌõ¼þ£¬²¢¹éÄɵóö½áÂÛ¡£
£¨a£©·ÖÎö±È½Ï                      (16)                                  £»
£¨b£©·ÖÎö±È½Ï                      (17)                                 ¡£
¢Ý ±¾ÊµÑéËùÓõÄÉÕ±­ÖÊÁ¿ÊÇ        (18)       ¿Ë¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2009-2010ÄêÉϺ£ÊÐÆÕÍÓÇø¾ÅÄ꼶ÉÏѧÆÚÆÚÄ©ÊÔ¾íÎïÀí¾í ÌâÐÍ£ºÊµÑéÌâ

СÃ÷ºÍС»ªÈ¥Ä³¹ÅÕòÂÃÓÎʱ·¢ÏÖ£¬Ð¡µêÔÚÂôÃ׾ƺÍÂô½´ÓÍʱ¶¼ÓÃÖñͲ״µÄÈÝÆ÷À´Á¿È¡£¬µ«ÊÇ´óС¸÷Óв»Ò»£¬Èçͼ15Ëùʾ¡£

 

 

 

 


¢Ù СÃ÷ºÍС»ª¸ù¾ÝÉÏÊöÊÂʵÌá³ö²ÂÏë¡£²ÂÏëÒ»£ºÎïÌåµÄÖÊÁ¿ÓëÎïÌåµÄÌå»ýÓйأ»²ÂÏë¶þ£ºÎïÌåµÄÖÊÁ¿ºÍÎïÖʵÄÖÖÀàÓйء£ÄãÈÏΪËûÃÇÌá³ö¡°²ÂÏë¶þ¡±µÄÒÀ¾ÝÊÇ      (14)       ¡£

¢Ú »ØÀ´ºó£¬ËûÃÇΪ½øÒ»²½ÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ѡÔñÁËÌìƽ¡¢Á¿Í²¡¢ÉÕ±­£¬ÒÔ¼°¼×ºÍÒÒÁ½ÖÖ²»Í¬µÄÒºÌå½øÐÐʵÑ顣СÃ÷ÓÃÁ¿Í²Á¿È¡²»Í¬Ìå»ýµÄ¼×ÒºÌ壬·Ö±ðµ¹ÈëÉÕ±­ÖУ¬ÓÃÒѵ÷½ÚƽºâµÄÌìƽ·Ö±ð²â³öËüÃÇÔÚ²»Í¬Ìå»ýʱµÄÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿£¬Ð¡»ªÑ¡ÓÃÒÒÒºÌåÖظ´ÉÏÊöʵÑ飬²¢½«ÊµÑé²âµÃµÄÊý¾Ý·Ö±ð¼Ç¼ÔÚ±íÒ»¡¢±í¶þµÄµÚ¶þºÍµÚÈýÁÐÖУ¬ËûÃÇ»¹·Ö±ð¼ÆËãÁ˱íÒ»¡¢±í¶þÖеÄÒºÌåÌå»ýºÍÖÊÁ¿µÄ±ä»¯Á¿£¬¼Ç¼ÔÚ±íÒ»ºÍ±í¶þµÄµÚËĺ͵ÚÎåÁÐÖС£

 

±íÒ»  ¼×ÒºÌå

ʵÑé ÐòºÅ

ÒºÌåÌå»ý

£¨ÀåÃ×£³£©

ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿

£¨¿Ë£©

ÒºÌåÌå»ýµÄÔö¼ÓÁ¿

£¨ÀåÃ×£³£©

ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿

£¨¿Ë£©

1

V1=10

m1=30

¨M

¨M

2

V2=15

m2=35

V2- V1=5

m2- m1=5

3

V3=30

m3=50

V3- V2=15

m3- m2=15

±í¶þ  ÒÒÒºÌå

ʵÑéÐòºÅ

ÒºÌåÌå»ý

£¨ÀåÃ×£³£©

ÉÕ±­ºÍÒºÌåµÄ×ÜÖÊÁ¿

£¨¿Ë£©

ÒºÌåÌå»ýµÄÔö¼ÓÁ¿

£¨ÀåÃ×£³£©

ÒºÌåÖÊÁ¿µÄÔö¼ÓÁ¿

£¨¿Ë£©

4

V4=10

m4=28

¨M

¨M

5

V5=15

m5=32

V5- V4=5

m5- m4=4

6

V6=30

m6=44

V6- V5=15

m6- m5=12

   

¢Û ·ÖÎö±È½ÏʵÑéÐòºÅ1¡¢2Óë3£¨»ò4¡¢5Óë6£©µÄµÚ¶þºÍµÚÈýÁУ¬¿ÉµÃµÄ³õ²½½áÂÛÊÇ£º

                                  (15)                                        ¡£

¢Ü Çë½øÒ»²½×ۺϷÖÎö±È½Ï±íÒ»¡¢±í¶þÖо­ÔËËãºóµÃµ½µÄÊý¾Ý¼°Ïà¹ØÌõ¼þ£¬²¢¹éÄɵóö½áÂÛ¡£

£¨a£©·ÖÎö±È½Ï                      (16)                                   £»

£¨b£©·ÖÎö±È½Ï                      (17)                                  ¡£

    ¢Ý ±¾ÊµÑéËùÓõÄÉÕ±­ÖÊÁ¿ÊÇ        (18)        ¿Ë¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸