ÌâÄ¿ÄÚÈÝ

£¨1£©Ä³Í¬Ñ§ÓÃͼ1ËùʾװÖÃ×ö¡°Ñé֤ţ¶ÙµÚ¶þ¶¨ÂÉ¡±ÊµÑ飮¢Ù¸Ãͬѧ´Ó´ò³öµÄÖ½´øÉϱȽÏÇåÎúµÄµã¼£Æð£¬Ã¿5¸öµã¼£È¡Ò»¸ö¼ÆÊýµã£¨¼´ÏàÁÚµÄÁ½¸ö¼ÆÊýµã¼ä¶¼ÓÐ4¸öδ»­³öµÄµã¼££©£¬±ê³öÁËA¡¢B¡¢C¡¢DËĸö¼ÆÊýµã£¬¸÷¼ÆÊýµãÖ®¼äµÄ¾àÀëÈçͼ2¼×Ëùʾ£®ÒÑÖª´òµã¼ÆʱÆ÷´òµãµÄʱ¼ä¼ä¸ôΪ0.020s£¬ÔòʵÑéÖиÃС³µµÄ¼ÓËÙ¶Èa=    m/s2£®£¨½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
¢Ú¸ÃͬѧѡÓÃÖÊÁ¿²»Í¬µÄA¡¢BÁ½Ð¡³µ·Ö±ð×öʵÑ飬¸ù¾ÝʵÑéÊý¾Ý»­³öÁËͼ2ÒÒËùʾµÄÁ½Ìõa-FͼÏߣ¬¸ù¾ÝͼÏß¿ÉÖªA³µµÄÖÊÁ¿    B³µµÄÖÊÁ¿£®£¨Ñ¡Ìî¡°´óÓÚ¡±»ò¡°Ð¡ÓÚ¡±£©
 £¨2£©Ä³Í¬Ñ§Óû½«Á¿³ÌΪ200¦ÌAµÄµçÁ÷±í¸Ä×°³Éµçѹ±í£¬Ëû²ÉÓÃÈçͼ3ËùʾµÄʵÑéµç·²âÁ¿¸ÃµçÁ÷±íµÄÄÚ×裨Լ200¦¸£©£¬¸ù¾ÝʵÑéµç·£¬Çë»Ø´ðÏÂÁÐÎÊÌ⣮
¢ÙÓÐÈçϵÄÖ÷ҪʵÑéÆ÷²Ä¹©Ñ¡Ôñ£º
A£®µç×èÏ䣨×èÖµ·¶Î§0-999.9¦¸£©       B£®µç×èÏ䣨×èÖµ·¶Î§0-99999.9¦¸£©
C£®µçÔ´£¨µç¶¯ÊÆ6.0V£¬ÄÚ×èÔ¼0.30¦¸£©   D£®µçÔ´£¨µç¶¯ÊÆ12V£¬ÄÚ×èÔ¼0.60¦¸£©
E£®µçÔ´£¨µç¶¯ÊÆ50V£¬ÄÚ×èÔ¼2.0¦¸£©
Ϊ¼õСʵÑéÎó²î£¬¿É±äµç×èR1ӦѡÔñ    £¬µçԴӦѡÔñ    £®£¨Ìî×Öĸ´úºÅ£©
¢Ú¸ÃͬѧÖ÷ҪʵÑé²½ÖèÒÀ´ÎÊÇ£º
A£®°´µç·ͼÁ¬½ÓºÃµç·£¬²¢Ê¹Á½¸ö¿ª¹Ø´¦ÓڶϿª×´Ì¬£»B£®½«R1µÄ×èÖµµ÷µ½×î´ó£»C£®±ÕºÏS1£»
D£®µ÷½ÚR1µÄ×èÖµ£¬Ê¹µçÁ÷±íµÄÖ¸Õëƫתµ½Âú¿Ì¶È£»E£®±ÕºÏS2£»
F£®µ÷½ÚR1ºÍR2µÄ×èÖµ£¬Ê¹µçÁ÷±íµÄÖ¸Õëƫתµ½Âú¿Ì¶ÈµÄÒ»°ë£»G£®¼ÇϵÄR2×èÖµ£®
ÉÏÊöʵÑé²½ÖèÖУ¬´íÎóµÄ²½ÖèÊÇ    £®£¨Ìî×Öĸ´úºÅ£©
¢ÛÈç¹û°´ÕýÈ·²½Öè²âµÃµçÁ÷±íµÄÄÚ×èΪ190¦¸£¬Òª½«´Ë±í¸Ä×°³ÉÁ¿³ÌΪ2.0VµÄµçѹ±í£¬Ó¦Ñ¡Ò»¸ö×èֵΪ    ¦¸µÄµç×èÓëµçÁ÷±í´®Áª£®
¢ÜÓñê×¼µÄµçѹ±í¶Ô¸Ä×°µÄµçѹ±íV½øÐÐУ׼£¬·¢ÏÖ²âÁ¿Í¬Ò»µçѹֵʱ£¬¸Ä×°µçѹ±íµÄʾÊý×ܱȱê×¼±íµÄʾÊýС£¬ÔòÓ¦¸ÃÊʵ±µØ½«ÓëµçÁ÷±í´®ÁªµÄµç×èµ÷    һЩ£®£¨Ñ¡Ìî¡°´ó¡±»ò¡°Ð¡¡±£©
¡¾´ð°¸¡¿·ÖÎö£º£¨1£©µÄ¹Ø¼üÊǸù¾Ý¡÷s=aÇó¼ÓËٶȣ»×¢Òâa-FͼÏóбÂʵÄÎïÀíÒâÒ壮
£¨2£©ÌâµÄ¹Ø¼üÊÇÔÚ±£³Ö¸É·µçÁ÷²»±äµÄÇé¿öÏ£¬¸ù¾ÝÅ·Ä·¶¨ÂɲÅÄܽâ³öµçÁ÷±íµÄÄÚ×èÖµ£®
½â´ð£º½â£º£¨1£©¢ÙÓÉ¡÷s=a¿ÉµÃa==m/=1.8m/
¢ÚÓÉa==¿ÉÖª£¬ÖÊÁ¿m´óСÓëͼÏóµÄбÂʳɷ´±È£¬ËùÒÔA³µµÄÖÊÁ¿Ð¡ÓÚB³µµÄÖÊÁ¿£®
£¨2£©¢ÙÓÉÓÚ¸ÃʵÑéÒªÇ󿪹رպÏÇ°ºóͨ¹ý¸É·µÄµçÁ÷±£³Ö²»±ä£¬¸ù¾Ý±ÕºÏµç·ŷķ¶¨ÂÉ¿ÉÖªµç×èÏäµÄ×èÖµÓ¦×ã¹»´ó£¬ËùÒÔµç×èӦѡÔñB£¬¸ù¾ÝI=¿ÉÖª£¬µç¶¯ÊÆEÔ½´ó£¬ÏàÓ¦µÄµç×è×èÖµÒ²Ô½´ó£¬²âÁ¿Îó²îԽС£¬ËùÒÔµçԴӦѡÔñD£®
¢Ú²½ÖèFÖУ¬Ó¦±£³ÖµÄ×èÖµ²»±ä£¬Ö»µ÷½Ú£¬ËùÒÔ´íÎóµÄ²½ÖèÊÇF£®
¢Û¸ù¾ÝÅ·Ä·¶¨ÂÉÓ¦ÓУº=U£¬½âµÃ£ºR=9810¦¸£®
¢Ü¸ù¾ÝÅ·Ä·¶¨ÂÉ¿ÉÖª£¬¼õС·Öѹµç×èµÄ×èÖµ£¬¿ÉÒÔÔö´óͨ¹ý¸Ä×°µçѹ±íµÄµçÁ÷£¬´Ó¶øÔö´óµçѹ±íµÄʾÊý£¬ËùÒÔÓ¦¸ÃÊʵ±µØ½«ÓëµçÁ÷±í´®ÁªµÄµç×èµ÷СһЩ£®
¹Ê´ð°¸Îª£¨1£©¢Ù1.8£¬¢ÚСÓÚ
        £¨2£©¢ÙB£¬D£¬¢ÚF£¬¢Û9810£¬¢ÜС
µãÆÀ£º¡°°ëÆ«·¨¡±²âµç×èʵÑéÒªÇóͨ¹ý¸É·µÄµçÁ÷±£³Ö²»±ä²ÅÐУ¬¸ù¾ÝÅ·Ä·¶¨ÂÉ¿ÉÖªµ±´ý²âµç×èµÄ×èֵԶСÓڿɱäµç×èµÄ×èֵʱÎó²îԽС£¬ÔÙ¸ù¾Ý±ÕºÏµç·ŷķ¶¨ÂÉ¿ÉÖª£¬µçÔ´µç¶¯ÊÆÔ½´ó£¬ÏàÓ¦µÄ¿É±äµç×èÒ²Ô½´ó£¬Òò¶øÎó²î¾ÍԽС£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
£¨2011?º£µíÇøÄ£Ä⣩£¨1£©Ä³Í¬Ñ§ÓÃͼ1ËùʾװÖÃ×ö¡°Ñé֤ţ¶ÙµÚ¶þ¶¨ÂÉ¡±ÊµÑ飮¢Ù¸Ãͬѧ´Ó´ò³öµÄÖ½´øÉϱȽÏÇåÎúµÄµã¼£Æð£¬Ã¿5¸öµã¼£È¡Ò»¸ö¼ÆÊýµã£¨¼´ÏàÁÚµÄÁ½¸ö¼ÆÊýµã¼ä¶¼ÓÐ4¸öδ»­³öµÄµã¼££©£¬±ê³öÁËA¡¢B¡¢C¡¢DËĸö¼ÆÊýµã£¬¸÷¼ÆÊýµãÖ®¼äµÄ¾àÀëÈçͼ2¼×Ëùʾ£®ÒÑÖª´òµã¼ÆʱÆ÷´òµãµÄʱ¼ä¼ä¸ôΪ0.020s£¬ÔòʵÑéÖиÃС³µµÄ¼ÓËÙ¶Èa=
1.8
1.8
m/s2£®£¨½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
¢Ú¸ÃͬѧѡÓÃÖÊÁ¿²»Í¬µÄA¡¢BÁ½Ð¡³µ·Ö±ð×öʵÑ飬¸ù¾ÝʵÑéÊý¾Ý»­³öÁËͼ2ÒÒËùʾµÄÁ½Ìõa-FͼÏߣ¬¸ù¾ÝͼÏß¿ÉÖªA³µµÄÖÊÁ¿
СÓÚ
СÓÚ
B³µµÄÖÊÁ¿£®£¨Ñ¡Ìî¡°´óÓÚ¡±»ò¡°Ð¡ÓÚ¡±£©
 £¨2£©Ä³Í¬Ñ§Óû½«Á¿³ÌΪ200¦ÌAµÄµçÁ÷±í¸Ä×°³Éµçѹ±í£¬Ëû²ÉÓÃÈçͼ3ËùʾµÄʵÑéµç·²âÁ¿¸ÃµçÁ÷±íµÄÄÚ×裨Լ200¦¸£©£¬¸ù¾ÝʵÑéµç·£¬Çë»Ø´ðÏÂÁÐÎÊÌ⣮
¢ÙÓÐÈçϵÄÖ÷ҪʵÑéÆ÷²Ä¹©Ñ¡Ôñ£º
A£®µç×èÏ䣨×èÖµ·¶Î§0-999.9¦¸£©       B£®µç×èÏ䣨×èÖµ·¶Î§0-99999.9¦¸£©
C£®µçÔ´£¨µç¶¯ÊÆ6.0V£¬ÄÚ×èÔ¼0.30¦¸£©   D£®µçÔ´£¨µç¶¯ÊÆ12V£¬ÄÚ×èÔ¼0.60¦¸£©
E£®µçÔ´£¨µç¶¯ÊÆ50V£¬ÄÚ×èÔ¼2.0¦¸£©
Ϊ¼õСʵÑéÎó²î£¬¿É±äµç×èR1ӦѡÔñ
B
B
£¬µçԴӦѡÔñ
D
D
£®£¨Ìî×Öĸ´úºÅ£©
¢Ú¸ÃͬѧÖ÷ҪʵÑé²½ÖèÒÀ´ÎÊÇ£º
A£®°´µç·ͼÁ¬½ÓºÃµç·£¬²¢Ê¹Á½¸ö¿ª¹Ø´¦ÓڶϿª×´Ì¬£»B£®½«R1µÄ×èÖµµ÷µ½×î´ó£»C£®±ÕºÏS1£»
D£®µ÷½ÚR1µÄ×èÖµ£¬Ê¹µçÁ÷±íµÄÖ¸Õëƫתµ½Âú¿Ì¶È£»E£®±ÕºÏS2£»
F£®µ÷½ÚR1ºÍR2µÄ×èÖµ£¬Ê¹µçÁ÷±íµÄÖ¸Õëƫתµ½Âú¿Ì¶ÈµÄÒ»°ë£»G£®¼ÇϵÄR2×èÖµ£®
ÉÏÊöʵÑé²½ÖèÖУ¬´íÎóµÄ²½ÖèÊÇ
F
F
£®£¨Ìî×Öĸ´úºÅ£©
¢ÛÈç¹û°´ÕýÈ·²½Öè²âµÃµçÁ÷±íµÄÄÚ×èΪ190¦¸£¬Òª½«´Ë±í¸Ä×°³ÉÁ¿³ÌΪ2.0VµÄµçѹ±í£¬Ó¦Ñ¡Ò»¸ö×èֵΪ
9810
9810
¦¸µÄµç×èÓëµçÁ÷±í´®Áª£®
¢ÜÓñê×¼µÄµçѹ±í¶Ô¸Ä×°µÄµçѹ±íV½øÐÐУ׼£¬·¢ÏÖ²âÁ¿Í¬Ò»µçѹֵʱ£¬¸Ä×°µçѹ±íµÄʾÊý×ܱȱê×¼±íµÄʾÊýС£¬ÔòÓ¦¸ÃÊʵ±µØ½«ÓëµçÁ÷±í´®ÁªµÄµç×èµ÷
С
С
һЩ£®£¨Ñ¡Ìî¡°´ó¡±»ò¡°Ð¡¡±£©
£¨1£©Ä³Í¬Ñ§ÓÃͼ1ËùʾµÄʵÑé×°ÖÃÑо¿Ð¡³µÔÚбÃæÉϵÄÔ˶¯£®ÊµÑé²½ÖèÈçÏ£º¾«Ó¢¼Ò½ÌÍø
a£®°²×°ºÃʵÑéÆ÷²Ä£®
b£®½ÓͨµçÔ´ºó£¬ÈÃÍÏ×ÅÖ½´øµÄС³µÑØƽ°åбÃæÏòÏÂÔ˶¯£¬Öظ´¼¸´Î£®Ñ¡³öÒ»Ìõµã¼£±È½ÏÇåÎúµÄÖ½´ø£¬ÉáÈ¥¿ªÊ¼Ãܼ¯µÄµã¼££¬´Ó±ãÓÚ¶ÈÁ¿µÄµã¿ªÊ¼£¬Ã¿Á½¸ö´òµã¼ä¸ôÈ¡Ò»¸ö¼ÆÊýµã£¬ÓÃ0¡¢1¡¢2¡­6µã±íʾ£®
c£®²âÁ¿1¡¢2¡¢3¡­6¼ÆÊýµãµ½0¼ÆÊýµãµÄ¾àÀ룬·Ö±ð¼Ç×÷£ºS1¡¢S2¡¢S3¡­S6
d£®Í¨¹ý²âÁ¿ºÍ¼ÆË㣬¸ÃͬѧÅжϳöС³µÑØƽ°å×öÔȼÓËÙÖ±ÏßÔ˶¯£®
e£®·Ö±ð¼ÆËã³öS1¡¢S2¡¢S3¡­S6Óë¶ÔӦʱ¼äµÄ±ÈÖµ
S1
t1
¡¢
S2
t2
¡¢
S3
t3
¡­
S6
t6
£®
f£®ÒÔ
S
t
Ϊ×Ý×ø±ê¡¢tΪºá×ø±ê£¬±ê³ö
S
t
Óë¶ÔӦʱ¼ätµÄ×ø±êµã£¬»­³ö
S
t
---t
ͼÏߣ®
½áºÏÉÏÊöʵÑé²½Ö裬ÇëÄãÍê³ÉÏÂÁÐÈÎÎñ£º
¢ÙʵÑéÖУ¬³ý´òµã¼ÆʱÆ÷£¨º¬Ö½´ø¡¢¸´Ð´Ö½£©¡¢Ð¡³µ¡¢Æ½°å¡¢Ìú¼Ų̈¡¢µ¼Ïß¼°¿ª¹ØÍ⣬ÔÚÏÂÃæµÄÒÇÆ÷ºÍÆ÷²ÄÖУ¬±ØÐëʹÓõÄÓÐ
 
ºÍ
 
£®£¨ÌîÑ¡Ïî´úºÅ£©
A£®µçѹºÏÊʵÄ50HzµÄ½»Á÷µçÔ´
B£®µçѹ¿Éµ÷µÄÖ±Á÷µçÔ´        C£®¿Ì¶È³ß       D£®Ãë±í        E£®Ììƽ       FÖØ´¸
¢ÚÈç¹ûS2=2.98cm£¬S5=13.20cm£¬¸ÃͬѧÔÚͼ2ÖÐÒѱê³ö1¡¢3¡¢4¡¢6¼ÆÊýµã¶ÔÓ¦µÄ×ø±êµã£¬ÇëÄãÔÚ¸ÃͼÖбê³öÓë2¡¢5Á½¸ö¼ÆÊýµã¶ÔÓ¦µÄ×ø±êµã£¬²¢»­³ö
S
t
---t
ͼÏߣ®
¢Û¸ù¾Ý
S
t
---t
ͼÏßÅжϣ¬ÔÚ´ò0¼ÆÊýµãʱ£¬Ð¡³µµÄËÙ¶Èv0=
 
m/s£»ËüÔÚбÃæÉÏÔ˶¯¼ÓËÙ¶Èa=
 
m/s2£®
£¨2£©Èçͼ3ΪÓ÷ü°²·¨²âÁ¿Ò»¸ö¶¨Öµµç×èÖµµÄʵÑéËùÐèÆ÷²ÄµÄʵÎïͼ£¬Æ÷²Ä¹æ¸ñÈçÏ£º
£¨A£©´ý²âµç×èRx£¨Ô¼100¦¸£©
£¨B£©Ö±Á÷µçÁ÷±í£¨Á¿³Ì0-10mA£¬ÄÚ×èÔ¼50¦¸£©
£¨C£©Ö±Á÷µçѹ±í£¨Á¿³Ì0-3V£¬ÄÚ×èÔ¼5k¦¸£©
£¨D£©Ö±Á÷µçÔ´£¨Êä³öµçѹ4V£¬ÄÚ×è²»¼Æ£©
£¨E£©»¬¶¯±ä×èÆ÷£¨×èÖµ·¶Î§0-15¦¸£¬ÔÊÐí×î´óµçÁ÷1A£©
£¨F£©µç¼ü1¸ö£¬µ¼ÏßÈô¸ÉÌõ
¸ù¾ÝÆ÷²ÄµÄ¹æ¸ñºÍʵÑéÒªÇó£¬ÏÈÔÚÈçͼ4ÐéÏß¿òÄÚ»­³öʵÑéµç·ͼ£¬È»ºóÔÚʵÎïͼÉÏÁ¬½Ó£®
£¨1£©Ä³Í¬Ñ§ÓÃͼ1ËùʾװÖÃ×ö¡°Ñé֤ţ¶ÙµÚ¶þ¶¨ÂÉ¡±ÊµÑ飮¢Ù¸Ãͬѧ´Ó´ò³öµÄÖ½´øÉϱȽÏÇåÎúµÄµã¼£Æð£¬Ã¿5¸öµã¼£È¡Ò»¸ö¼ÆÊýµã£¨¼´ÏàÁÚµÄÁ½¸ö¼ÆÊýµã¼ä¶¼ÓÐ4¸öδ»­³öµÄµã¼££©£¬±ê³öÁËA¡¢B¡¢C¡¢DËĸö¼ÆÊýµã£¬¸÷¼ÆÊýµãÖ®¼äµÄ¾àÀëÈçͼ2¼×Ëùʾ£®ÒÑÖª´òµã¼ÆʱÆ÷´òµãµÄʱ¼ä¼ä¸ôΪ0.020s£¬ÔòʵÑéÖиÃС³µµÄ¼ÓËÙ¶Èa=______m/s2£®£¨½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
¢Ú¸ÃͬѧѡÓÃÖÊÁ¿²»Í¬µÄA¡¢BÁ½Ð¡³µ·Ö±ð×öʵÑ飬¸ù¾ÝʵÑéÊý¾Ý»­³öÁËͼ2ÒÒËùʾµÄÁ½Ìõa-FͼÏߣ¬¸ù¾ÝͼÏß¿ÉÖªA³µµÄÖÊÁ¿______B³µµÄÖÊÁ¿£®£¨Ñ¡Ìî¡°´óÓÚ¡±»ò¡°Ð¡ÓÚ¡±£©
 £¨2£©Ä³Í¬Ñ§Óû½«Á¿³ÌΪ200¦ÌAµÄµçÁ÷±í¸Ä×°³Éµçѹ±í£¬Ëû²ÉÓÃÈçͼ3ËùʾµÄʵÑéµç·²âÁ¿¸ÃµçÁ÷±íµÄÄÚ×裨Լ200¦¸£©£¬¸ù¾ÝʵÑéµç·£¬Çë»Ø´ðÏÂÁÐÎÊÌ⣮
¢ÙÓÐÈçϵÄÖ÷ҪʵÑéÆ÷²Ä¹©Ñ¡Ôñ£º
A£®µç×èÏ䣨×èÖµ·¶Î§0-999.9¦¸£©       B£®µç×èÏ䣨×èÖµ·¶Î§0-99999.9¦¸£©
C£®µçÔ´£¨µç¶¯ÊÆ6.0V£¬ÄÚ×èÔ¼0.30¦¸£©   D£®µçÔ´£¨µç¶¯ÊÆ12V£¬ÄÚ×èÔ¼0.60¦¸£©
E£®µçÔ´£¨µç¶¯ÊÆ50V£¬ÄÚ×èÔ¼2.0¦¸£©
Ϊ¼õСʵÑéÎó²î£¬¿É±äµç×èR1ӦѡÔñ______£¬µçԴӦѡÔñ______£®£¨Ìî×Öĸ´úºÅ£©
¢Ú¸ÃͬѧÖ÷ҪʵÑé²½ÖèÒÀ´ÎÊÇ£º
A£®°´µç·ͼÁ¬½ÓºÃµç·£¬²¢Ê¹Á½¸ö¿ª¹Ø´¦ÓڶϿª×´Ì¬£»B£®½«R1µÄ×èÖµµ÷µ½×î´ó£»C£®±ÕºÏS1£»
D£®µ÷½ÚR1µÄ×èÖµ£¬Ê¹µçÁ÷±íµÄÖ¸Õëƫתµ½Âú¿Ì¶È£»E£®±ÕºÏS2£»
F£®µ÷½ÚR1ºÍR2µÄ×èÖµ£¬Ê¹µçÁ÷±íµÄÖ¸Õëƫתµ½Âú¿Ì¶ÈµÄÒ»°ë£»G£®¼ÇϵÄR2×èÖµ£®
ÉÏÊöʵÑé²½ÖèÖУ¬´íÎóµÄ²½ÖèÊÇ______£®£¨Ìî×Öĸ´úºÅ£©
¢ÛÈç¹û°´ÕýÈ·²½Öè²âµÃµçÁ÷±íµÄÄÚ×èΪ190¦¸£¬Òª½«´Ë±í¸Ä×°³ÉÁ¿³ÌΪ2.0VµÄµçѹ±í£¬Ó¦Ñ¡Ò»¸ö×èֵΪ______¦¸µÄµç×èÓëµçÁ÷±í´®Áª£®
¢ÜÓñê×¼µÄµçѹ±í¶Ô¸Ä×°µÄµçѹ±íV½øÐÐУ׼£¬·¢ÏÖ²âÁ¿Í¬Ò»µçѹֵʱ£¬¸Ä×°µçѹ±íµÄʾÊý×ܱȱê×¼±íµÄʾÊýС£¬ÔòÓ¦¸ÃÊʵ±µØ½«ÓëµçÁ÷±í´®ÁªµÄµç×èµ÷______һЩ£®£¨Ñ¡Ìî¡°´ó¡±»ò¡°Ð¡¡±£©
¾«Ó¢¼Ò½ÌÍø

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø