£¨10·Ö£©Ä³Í¬Ñ§¶Ô¡°ÂÁÈÈ·´Ó¦¡±µÄÏÖÏóÓÐÕâÑùµÄÃèÊö£º¡°·´Ó¦·Å³ö´óÁ¿µÄÈÈ£¬²¢·¢³öÒ«Ñ۵Ĺâ⡱¡¢¡°Ö½Â©¶·µÄϲ¿±»ÉÕ´©£¬ÓÐÈÛÈÚÎïÂäÈëɳÖС±¡£²éÔÄ¡¶»¯Ñ§Êֲᡷ֪£¬Al¡¢Al2O3¡¢Fe¡¢Fe2O3È۵㡢·ÐµãÊý¾ÝÈçÏ£º

ÎïÖÊ
Al
Al2O3
Fe
Fe2O3
ÈÛµã/¡æ
660
2054
1535
1462
·Ðµã/¡æ
2467
2980
2750
¡ª¡ª
 
£¨1£©Çëд³öÂÁÈÈ·´Ó¦µÄ»¯Ñ§·´Ó¦·½³Ìʽ£º_______________________¡£
£¨2£©¸ÃͬѧÍƲâÂÁÈÈ·´Ó¦ËùµÃµ½µÄÈÛÈÚÎïÓ¦ÊÇÌúÂÁºÏ½ð£¬ÀíÓÉÊÇ£º¸Ã·´Ó¦·Å³öµÄÈÈÁ¿Ê¹ÌúÈÛ»¯£¬¶øÂÁµÄÈÛµã±ÈÌúµÍ£¬´ËʱҺ̬µÄÌúºÍÂÁÈÛºÏÐγÉÌúÂÁºÏ½ð¡£ÄãÈÏΪËûµÄ½âÊÍÊÇ·ñºÏÀí£¿´ð£º_________£¨Ìî¡°ºÏÀí¡±»ò¡°²»ºÏÀí¡±£©¡£Çëд³öÂÁÈÈ·´Ó¦µÄÒ»ÖÖ¹¤ÒµÓÃ;______________________¡£
£¨3£©Éè¼ÆÒ»¸ö¼òµ¥µÄʵÑé·½°¸£¬Ö¤Ã÷ÉÏÊöËùµÃµÄ¿é×´ÈÛÈÚÎïÖк¬ÓнðÊôÂÁ¡£¸ÃʵÑéËùÓÃÊÔ¼ÁÊÇ__  _____£¬·´Ó¦µÄÀë×Ó·½³ÌʽΪ_______   __________________¡£
£¨4£©ÊµÑéÊÒÒªÈܽâ¸ÃÈÛÈÚÎÏÂÁÐÊÔ¼ÁÖпÉÒÔÑ¡ÓÃ____________£¨ÌîÐòºÅ£©¡£
A£®Å¨ÁòËá            B£®Ï¡ÁòËá          C£®Ï¡ÏõËá       D£®ÇâÑõ»¯ÄÆÈÜÒº

£¨10·Ö£©£¨1£©2Al£«Fe2O3Al2O3£«2Fe£¨2·Ö£©
£¨2£©ºÏÀí£¨1·Ö£© º¸½Ó¸Ö¹ì¡¢Ò±Á¶ÄÑÈÛ½ðÊô¡¢¶¨Ïò±¬ÆÆ£¨2·Ö£©
£¨3£©NaOHÈÜÒº£¨1·Ö£©£¨´ð³öÒ»¸ö¼´¿ÉµÃ2·Ö£©
£¨4£©BC£¨2·Ö£©

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

ijÑо¿ÐÔѧϰС×é¶ÔÂÁÈÈ·´Ó¦ÊµÑéÕ¹¿ªÑо¿£®Ä³¸ßÖл¯Ñ§½Ì²ÄÖжԡ°ÂÁÈÈ·´Ó¦¡±µÄÏÖÏóÓÐÕâÑùµÄÃèÊö£º¡°·´Ó¦·Å³ö´óÁ¿µÄÈÈ£¬²¢·¢³öÒ«Ñ۵Ĺâ⡱¡¢¡°Ö½Â©¶·µÄϲ¿±»ÉÕ´©£¬ÓÐÈÛÈÚÎïÂäÈëɳÖС±£®²éÔÄ¡¶»¯Ñ§Êֲᡷ֪£¬Al¡¢Al2O3¡¢Fe¡¢Fe2O3È۵㡢·ÐµãÊý¾ÝÈçÏ£º
ÎïÖÊ Al Al2O3 Fe Fe2O3
ÈÛµã/¡æ 660 2054 1535 1462
·Ðµã/¡æ 2467 2980 2750 -
¢ñ£®£¨1£©Ä³Í¬Ñ§ÍƲ⣬ÂÁÈÈ·´Ó¦ËùµÃµ½µÄÈÛÈÚÎïÓ¦ÊÇÌúÂÁºÏ½ð£®ÀíÓÉÊÇ£º¸Ã·´Ó¦·Å³öµÄÈÈÁ¿Ê¹ÌúÈÛ»¯£¬¶øÂÁµÄÈܵã±ÈÌúµÍ£¬´ËʱҺ̬µÄÌúºÍÂÁÈÛºÏÐγÉÌúÂÁºÏ½ð£®ÄãÈÏΪËûµÄ½âÊÍÊÇ·ñºÏÀí£¿´ð
ºÏÀí
ºÏÀí
£¨Ìî¡°ºÏÀí¡±»ò¡°²»ºÏÀí¡±£©
£¨2£©Éè¼ÆÒ»¸ö¼òµ¥µÄʵÑé·½°¸£¬Ö¤Ã÷ÉÏÊöËùµÃµÄ¿é×´ÈÛÈÚÎïÖк¬ÓнðÊôÂÁ£®¸ÃʵÑéËùÓÃÊÔ¼ÁÊÇ
NaOHÈÜÒº
NaOHÈÜÒº
£¬·´Ó¦µÄÀë×Ó·½³ÌʽΪ
2Al+2OH-+2H2O¨T2AlO
 
-
2
+3H2¡ü
2Al+2OH-+2H2O¨T2AlO
 
-
2
+3H2¡ü
£®
£¨3£©ÊµÑéÊÒÈܽâ¸ÃÈÛÈÚÎÔÚÏÂÁÐÊÔ¼ÁÖÐ×îÊÊÒ˵ÄÊÔ¼ÁÊÇ
B
B
£¨ÌîÐòºÅ£©£®
A£®Å¨ÁòËáB£®Ï¡ÁòËáC£®Ï¡ÏõËáD£®ÇâÑõ»¯ÄÆÈÜÒº
¢ò£®ÊµÑéÑо¿·¢ÏÖ£¬ÏõËá·¢ÉúÑõ»¯»¹Ô­·´Ó¦Ê±£¬ÏõËáµÄŨ¶ÈԽϡ£¬¶ÔÓ¦»¹Ô­²úÎïÖеªÔªËصĻ¯ºÏ¼ÛÔ½µÍ£®Ä³Í¬Ñ§È¡Ò»¶¨Á¿ÉÏÕâµÄÈÛÈÚÎïÓëÒ»¶¨Á¿ºÜÏ¡µÄÏõËá³ä·Ö·´Ó¦£¬·´Ó¦¹ý³ÌÖÐÎÞÆøÌå·Å³ö£®ÔÚ·´Ó¦½áÊøºóµÄÈÜÒºÖУ¬ÖðµÎ¼ÓÈë4mol?L-1µÄÇâÑõ»¯ÄÆÈÜÒº£¬Ëù¼ÓÇâÑõ»¯ÄÆÈÜÒºµÄÌå»ý£¨mL£©Óë²úÉúµÄ³ÁµíµÄÎïÖʵÄÁ¿£¨mol£©µÄ¹ØϵÈçÓÒͼËùʾ£¬ÊԻشðÏÂÁÐÎÊÌ⣺
£¨1£©Í¼ÖÐOC¶ÎûÓгÁµíÉú³É£¬´Ë½×¶Î·¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ
H++OH-¨TH2O
H++OH-¨TH2O
£®
£¨2£©ÔÚDE¶Î£¬³ÁµíµÄÎïÖʵÄ×îûÓб仯£¬Ôò´Ë½×¶Î·¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ
NH4++OH-¨TNH3?H2O
NH4++OH-¨TNH3?H2O
£¬ÉÏÊöÏÖÏó˵Ã÷ÈÜÒºÖеÄÀë×Ó½áºÏOH-µÄÄÜÁ¦×îÇ¿µÄÊÇ
H+
H+
×îÈõµÄÊÇ
NH4+
NH4+
£¨ÌîÀë×Ó·ûºÅ£©
£¨3£©BÓëAµÄ²îֵΪ
0.008
0.008
mol£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍøijÑо¿ÐÔѧϰС×é¶ÔÂÁÈÈ·´Ó¦ÊµÑéÕ¹¿ªÑо¿£®ÏÖÐиßÖл¯Ñ§½Ì²ÄÖжԡ°ÂÁÈÈ·´Ó¦¡±µÄÏÖÏóÓÐÕâÑùµÄÃèÊö£º¡°·´Ó¦·Å³ö´óÁ¿µÄÈÈ£¬²¢·¢³öÒ«Ñ۵Ĺâ⡱¡¢¡°Ö½Â©¶·µÄϲ¿±»ÉÕ´©£¬ÓÐÈÛÈÚÎïÂäÈëɳÖС±£®²éÔÄ¡¶»¯Ñ§Êֲᡷ֪£¬Al¡¢Al2O3¡¢Fe¡¢Fe2O3È۵㡢·ÐµãÊý¾ÝÈçÏ£º
ÎïÖÊ Al Al2O3 Fe Fe2O3
ÈÛµã/¡æ 660 2054 1535 1462
·Ðµã/¡æ 2467 2980 2750 --
¢ñ£®£¨1£©Ä³Í¬Ñ§ÍƲ⣬ÂÁÈÈ·´Ó¦ËùµÃµ½µÄÈÛÈÚÎïÓ¦ÊÇÌúÂÁºÏ½ð£®ÀíÓÉÊÇ£º¸Ã·´Ó¦·Å³öµÄÈÈÁ¿Ê¹ÌúÈÛ»¯£¬¶øÂÁµÄÈÛµã±ÈÌúµÍ£¬´ËʱҺ̬µÄÌúºÍÂÁÈÛºÏÐγÉÌúÂÁºÏ½ð£®ÄãÈÏΪËûµÄ½âÊÍÊÇ·ñºÏÀí£¿´ð£º
 
£¨Ìî¡°ºÏÀí¡±»ò¡°²»ºÏÀí¡±£©
£¨2£©Éè¼ÆÒ»¸ö¼òµ¥µÄʵÑé·½°¸£¬Ö¤Ã÷ÉÏÊöËùµÃµÄ¿é×´ÈÛÈÚÎïÖк¬ÓнðÊôÂÁ£®¸ÃʵÑéËùÓÃÊÔ¼ÁÊÇ
 
£¬·´Ó¦µÄÀë×Ó·½³ÌʽΪ
 
£®
£¨3£©ÊµÑéÊÒÈܽâ¸ÃÈÛÈÚÎÏÂÁÐÊÔ¼ÁÖÐ×îºÃµÄÊÇ
 
£¨ÌîÐòºÅ£©£®
   A£®Å¨ÁòËá   B£®Ï¡ÁòËá  C£®Ï¡ÏõËá      D£®ÇâÑõ»¯ÄÆÈÜÒº
¢ò£®ÊµÑéÑо¿·¢ÏÖ£¬ÏõËá·¢ÉúÑõ»¯»¹Ô­·´Ó¦Ê±£¬ÏõËáµÄŨ¶ÈԽϡ£¬¶ÔÓ¦»¹Ô­²úÎïÖеªÔªËصĻ¯ºÏ¼ÛÔ½µÍ£®Ä³Í¬Ñ§È¡Ò»¶¨Á¿ÉÏÊöµÄÈÛÈÚÎïÓëÒ»¶¨Á¿ºÜÏ¡µÄÏõËá³ä·Ö·´Ó¦£¬·´Ó¦¹ý³ÌÖÐÎÞÆøÌå·Å³ö£®ÔÚ·´Ó¦½áÊøºóµÄÈÜÒºÖУ¬ÖðµÎ¼ÓÈë4mol?L-1µÄÇâÑõ»¯ÄÆÈÜÒº£¬Ëù¼ÓÇâÑõ»¯ÄÆÈÜÒºµÄÌå»ý£¨mL£©Óë²úÉúµÄ³ÁµíµÄÎïÖʵÄÁ¿£¨mol£©µÄ¹ØϵÈçͼËùʾ£®ÔòBµã¶ÔÓ¦µÄ³ÁµíµÄÎïÖʵÄÁ¿Îª
 
mol£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÂÁÈÈ·´Ó¦³£ÓÃÓÚÒ±Á¶¸ßÈÛµãµÄ½ðÊô£¬¿É¼òµ¥ÈÏΪÊÇÂÁÓëijЩ½ðÊôÑõ»¯ÎïÔÚ¸ßÎÂÌõ¼þÏ·¢ÉúµÄ·´Ó¦£®Ä³Ñ§Ï°Ð¡×é¶ÔÂÁÈÈ·´Ó¦£¨ÒÔAlºÍFe2O3·´Ó¦ÎªÀý£©ÊµÑé½øÐÐÑо¿£®²éÔÄÊý¾ÝµÃµ½Al¡¢Al2O3¡¢Fe¡¢Fe2O3µÄÈ۵㡢·ÐµãÊý¾ÝÈçϱíËùʾ£º
ÎïÖÊ Al Al2O3 Fe Fe2O3
ÈÛµã/¡æ 660 2054 1535 1565
·Ðµã/¡æ 2467 2980 2750 ¡­
ÊԻشðÏÂÁÐÎÊÌ⣺
£¨1£©ÔÚÂÁÈÈ·´Ó¦ÖнðÊôÂÁ±íÏÖ³ö
 
ÐÔ£¨Ìî¡°Ñõ»¯¡±»ò¡°»¹Ô­¡±£©£®ÇëÅжÏÏÂÁнðÊôÖÐÄÇÒ»¸ö²»ÄÜÓÉÂÁÈÈ·´Ó¦ÖÆÈ¡
 
£®£¨ÌîÐòºÅ£©
¢ÙFe     ¢ÚCr£¨¸õ£©    ¢ÛV£¨·°£©   ¢ÜCa     ¢ÝMn
£¨2£©Ä³Í¬Ñ§ÍƲ⣬ÂÁÈÈ·´Ó¦ËùµÃµ½µÄÈÛÈÚÎïÖÐÓ¦º¬ÓÐÌú¡¢ÂÁÁ½ÖÖ½ðÊô£®ÈçÉè¼ÆÒ»¸ö¼òµ¥µÄʵÑé·½°¸Ö¤Ã÷¸ÃÈÛÈÚÎïÖк¬ÓнðÊôÂÁ£¬ÔòʵÑéËùÐèÓõÄÊÔ¼ÁΪ
 
£¬¿É¹Û²ìµ½µÄʵÑéÏÖÏóÊÇ
 
£®
£¨3£©ÁíһͬѧÍƲâÂÁÈÈ·´Ó¦µÃµ½µÄÈÛÈÚÎïÖл¹º¬ÓÐFe2O3£¬ËûÉè¼ÆÁËÈçÏ·½°¸À´ÑéÖ¤£º
È¡Ò»¿é¸ÃÈÛÈÚÎïͶÈëµ½ÉÙÁ¿Ï¡ÁòËáÖУ¬Ïò·´Ó¦ºóµÄ»ìºÏÒºÖеμÓÎïÖʼ׵ÄÈÜÒº£¬¹Û²ìÈÜÒºÑÕɫδ±äѪºìÉ«£¬¼´¿ÉÖ¤Ã÷ÈÛÈÚÎïÖв»º¬ÓÐFe2O3£®Ôò
¢ÙÎïÖʼ×ÊÇ
 
£¨Ìѧʽ£©£®
¢Ú¸ÃͬѧµÄʵÑé·½°¸ÊÇ·ñºÏÀí£¿
 
£¨Ìî¡°ºÏÀí¡±»ò¡°²»ºÏÀí¡±£©£®ÀíÓÉ£º
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

ijÑо¿ÐÔѧϰС×é¶ÔÂÁÈÈ·´Ó¦ÊµÑéÕ¹¿ªÑо¿£®ÏÖÐиßÖл¯Ñ§½Ì²ÄÖжԡ°ÂÁÈÈ·´Ó¦¡±µÄÏÖÏóÓÐÕâÑùµÄÃèÊö£º¡°·´Ó¦·Å³ö´óÁ¿µÄÈÈ£¬²¢·¢³öÒ«Ñ۵Ĺâ⡱¡¢¡°Ö½Â©¶·µÄϲ¿±»ÉÕ´©£¬ÓÐÈÛÈÚÎïÂäÈëɳÖС±£®²éÔÄ¡¶»¯Ñ§Êֲᡷ֪£¬Al¡¢Al2O3¡¢Fe¡¢Fe2O3È۵㡢·ÐµãÊý¾ÝÈçÏ£º
ÎïÖÊ Al Al2O3 Fe Fe2O3
ÈÛµã/¡æ 660 2054 1535 1462
·Ðµã/¡æ 2467 2980 2750 --
¢ñ£®£¨1£©Ä³Í¬Ñ§ÍƲ⣬ÂÁÈÈ·´Ó¦ËùµÃµ½µÄÈÛÈÚÎïÓ¦ÊÇÌúÂÁºÏ½ð£®ÀíÓÉÊÇ£º¸Ã·´Ó¦·Å³öµÄÈÈÁ¿Ê¹ÌúÈÛ»¯£¬¶øÂÁµÄÈÛµã±ÈÌúµÍ£¬´ËʱҺ̬µÄÌúºÍÂÁÈÛºÏÐγÉÌúÂÁºÏ½ð£®ÄãÈÏΪËûµÄ½âÊÍÊÇ·ñºÏÀí£¿´ð£º
 

£¨Ìî¡°ºÏÀí¡±»ò¡°²»ºÏÀí¡±£©
£¨2£©Éè¼ÆÒ»¸ö¼òµ¥µÄʵÑé·½°¸£¬Ö¤Ã÷ÉÏÊöËùµÃµÄ¿é×´ÈÛÈÚÎïÖк¬ÓнðÊôÂÁ£®¸ÃʵÑéËùÓÃÊÔ¼ÁÊÇ
 

·´Ó¦µÄÀë×Ó·½³ÌʽΪ
 
£®
£¨3£©ÊµÑéÊÒÈܽâ¸ÃÈÛÈÚÎÏÂÁÐÊÔ¼ÁÖÐ×îºÃµÄÊÇ
 
£¨ÌîÐòºÅ£©£®
A£®Å¨ÁòËá   B£®Ï¡ÁòËá  C£®Ï¡ÏõËá      D£®ÇâÑõ»¯ÄÆÈÜÒº
¢ò£®ÊµÑéÑо¿·¢ÏÖ£¬ÏõËá·¢ÉúÑõ»¯»¹Ô­·´Ó¦Ê±£¬ÏõËáµÄŨ¶ÈԽϡ£¬¶ÔÓ¦»¹Ô­²úÎïÖеªÔªËصĻ¯ºÏ¼ÛÔ½µÍ£®Ä³Í¬Ñ§È¡Ò»¶¨Á¿ÉÏÊöµÄÈÛÈÚÎïÓëÒ»¶¨Á¿ºÜÏ¡µÄÏõËá³ä·Ö·´Ó¦£¬·´Ó¦¹ý³ÌÖÐÎÞÆøÌå·Å³ö£®ÔÚ·´Ó¦½áÊøºóµÄÈÜÒºÖУ¬ÖðµÎ¼ÓÈë4mol?L-1µÄÇâÑõ»¯ÄÆÈÜÒº£¬Ëù¼ÓÇâÑõ»¯ÄÆÈÜÒºµÄÌå»ý£¨mL£©Óë²úÉúµÄ³ÁµíµÄÎïÖʵÄÁ¿£¨mol£©µÄ¹ØϵÈçͼËùʾ£®ÊԻشðÏÂÁÐÎÊÌ⣺
¾«Ó¢¼Ò½ÌÍø
£¨1£©Í¼ÖÐOC¶ÎûÓгÁµíÉú³É£¬´Ë½×¶Î·¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ
 

£¨2£©ÔÚDE¶Î£¬³ÁµíµÄÎïÖʵÄÁ¿Ã»Óб仯£¬Ôò´Ë½×¶Î·¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ
 
ÉÏÊöÏÖÏó˵Ã÷ÈÜÒºÖÐ
 
½áºÏOH-µÄÄÜÁ¦±È
 
Ç¿£¨ÌîÀë×Ó·ûºÅ£©£®
£¨3£©Bµã¶ÔÓ¦µÄ³ÁµíµÄÎïÖʵÄÁ¿Îª
 
mol£¬Cµã¶ÔÓ¦µÄÇâÑõ»¯ÄÆÈÜÒºµÄÌå»ýΪ
 
mL£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨15·Ö£©¢ñij»¯Ñ§¹ý³ÌµÄʾÒâͼÈçͼËùʾ¡£ÔÚ×°Öù¤×÷¹ý³ÌÖУ¬¼×³ØµÄ×Ü·´Ó¦Ê½Îª£º¡£

ÊԻشðÏÂÁÐÎÊÌ⣺

£¨1£©¼×³ØÈÜÒºÖеÄÒÆÏò        £¨Ìî¡°a¡±»ò¡°b¡±£©µç¼«£¬

ÒÒ³ØÈÜÒºÖеÄÒÆÏò     £¨Ìî¡° A¡±»ò¡°B¡±£©µç¼«£»

£¨2£©µç¼«aÉÏ·¢ÉúµÄµç¼«·´Ó¦Ê½Îª                               £»

£¨3£©ÒÒ³ØÖз¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ                               £»

£¨4£©µ±µç¼«A´¦µÃµ½0.71g²úÎïʱ£¬¼×³ØÖÐÀíÂÛÉÏÏûºÄ        (±ê×¼×´¿öÏÂ)¡£ÈçºÎ¼ìÑéA´¦µÄ²úÎï                                                         ¡£

¢òijÑо¿ÐÔѧϰС×é¶ÔÂÁÈÈ·´Ó¦ÊµÑéÕ¹¿ªÑо¿¡£ÏÖÐиßÖл¯Ñ§½Ì²Ä¶Ô¡°ÂÁÈÈ·´Ó¦¡±µÄÏÖÏóÓÐÕâÑùµÄÃèÊö£º¡°·´Ó¦·Å³ö´óÁ¿µÄÈÈ£¬²¢·¢³öÒ«Ñ۵Ĺâ⡱¡¢¡°Ö½Â©¶·µÄϲ¿±»ÉÕ´©£¬ÓÐÈÛÈÚÎïÂäÈëɳÖС±¡£²éÔÄ¡¶»¯Ñ§Êֲᡷ֪£¬ È۵㡢·ÐµãÊý¾ÝÈçÏ£º

ÎïÖÊ

Al

ÈÛµã/¡æ

660

2054

153

1462

·Ðµã/¡æ

2467

2980

2750

-

£¨1£©      Ä³Í¬Ñ§ÍƲ⣬ÂÁÈÈ·´Ó¦ËùµÃµ½µÄÈÛÈÚÎïÓ¦ÊÇÌúÂÁºÏ½ð¡£ÀíÓÉÊÇ£º¸Ã·´Ó¦·Å³öµÄÈÈÁ¿Ê¹ÌúÈÛ»¯£¬ÂÁµÄÈÛµã±ÈÌúµÍ£¬´ËʱҺ̬µÄÌúºÍÂÁÈÛºÏÐγÉÌúÂÁºÏ½ð¡£ÄãÈÏΪËûµÄ½âÊÍÊÇ·ñºÏÀí         £¨Ìî¡°ºÏÀí¡±»ò¡°²»ºÏÀí¡±£©

£¨2£©      ÓÃÒ»¸ö¼òµ¥µÄʵÑé·½°¸£¬Ö¤Ã÷ÉÏÊöËùµÃµÄ¿é×´ÈÛÈÚÎïÖк¬ÓнðÊôÂÁ¡£¸ÃʵÑéËùÓÃÊÔ¼Á          £¬·´Ó¦µÄÀë×Ó·½³ÌʽΪ                            ¡£

£¨3£©      ÊµÑéÊÒÈܽâ¸ÃÈÛÈÚÎÏÂÁÐÊÔ¼ÁÖÐ×îÊÊÒ˵ÄÊÔ¼ÁÊÇ      

A.ŨÁòËá        B.Ï¡ÁòËá       C.Ï¡ÏõËá        D. ÇâÑõ»¯ÄÆÈÜÒº

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸