Znn3bq.jpeg
²é¿´: 1395  |  »Ø¸´: 12
¡¾½±Àø¡¿ ±¾Ìû±»ÆÀ¼Û12´Î£¬×÷ÕßtouchhappyÔö¼Ó½ð±Ò 8.8 ¸ö

touchhappy

½ð³æ (ÖøÃûдÊÖ)


[×ÊÔ´] £¨Ô­´´£©·¢¼¸ÕÅ×Ô¼º×öµÄ¹²¾ÛºÏµÄͼ

×î½üÔÚ¿´ÅË׿Èʵĸ߷Ö×Ó»¯Ñ§£¬¿´µ½¹²¾ÛºÏÒ»Õ£¬¸Ð¾õÊéÉϵÄͼƬÓÐЩÎÊÌ⣬ÓÚÊÇ×Ô¼ºÓÃoriginÖØÐÂ×÷ÁËͼ£¬¹ûÈ»·¢ÏÖ¸úÊéÖв»Ò»ÑùµÄµØ·½£¬Ö÷ÒªÊǽ»Ìæ¹²¾ÛÇúÏßÊéÖлæÖƵÄÊÇ´íÎóµÄ£¬·ÖÏí¸ø´ó¼Ò~~ÆäÖÐÊý×ÖÖ®±ÈÊǾ¹¾ÛÂÊÖ®±È£¬¼´r1/r2

Ƕ¶Î¹²¾Û



Ò»°ã½»Ìæ¹²¾Û



·ÇÀíÏë¹²¾Û



·ÇÀíÏë¹²¾ÛµÄÁíÒ»ÖÖÇé¿ö
»Ø¸´´ËÂ¥

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

¸ß·Ö×Ó

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hxbrinking

¾èÖú¹ó±ö (ÕýʽдÊÖ)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

ÊéÉϵÄȷʵÓÐÎÊÌ⣬ÎÒÔø¾­Ò²Ç××Ô»­¹ý¡£
2Â¥2011-11-01 12:50:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liusir3836

ľ³æ (Ö°Òµ×÷¼Ò)


¡ï¡ï¡ï ÈýÐǼ¶,Ö§³Ö¹ÄÀø

¿ÉÒÔµÄŶ£¡
4Â¥2011-11-01 17:34:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

acatnamerr3529

ľ³æ (ÕýʽдÊÖ)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

Êǰ¡~  µ±Ê±¿¼ÑеÄʱºòÎÒ¾ÍÓÐÒÉÎÊÁË¡£¡£¡£

½èÂ¥Ö÷±¦µØÎʸöÎÊÌ⣺ÊéÉÏ˵£º¡°»·ÍéÌþÖÐÿһÑǼ׻ùµÄÕÅÁ¦¿ÉÓÉ»·ÍéÌþºÍÖ±Á´ÍéÌþÖÐÑǼ׻ùȼÉÕÈȵIJîÖµÀ´±íÕ÷¡±
µ«ÊÇ£¬ÅË׿ÈʵÚËİæ P202 ±í8-1 ÖÐÑǼ׻ùCH2ÕÅÁ¦ÔÚn=3ʱΪ 38.6kJ/mol£¬
Õâ¸öÖµ²¢²»µÈÓÚ»·ÍéÌþÖÐCH2µÄȼÉÕÈÈ679.6kJ/mol ÓëÖ±Á´ÍéÌþÖÐCH2µÄȼÉÕÈÈ659kJ/mol µÄ²î£¬
¶øµ±nµÈÓÚÆäËûֵʱ£¬Êý¾ÝÓÖÊÇ·ûºÏÔ­ÎÄÃèÊöµÄ£¬ÕâÊÇÔõô»ØÊÂÄØ£¿
ÊÇÊéÉÏÊý¾ÝÓÐÎÊÌ⣿»¹ÊDZðµÄÔ­ÒòÓ°Ïìµ¼ÖÂn=3ʱÊý¾ÝµÄÆ«²îÄØ£¿
9Â¥2011-11-02 09:35:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

FANXH1987

ľ³æ (ÖøÃûдÊÖ)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

¾¡ÐÅÊé²»ÈçÎÞÊ飡ϬÀû
10Â¥2011-11-02 12:17:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sleener

ľ³æ (ÖªÃû×÷¼Ò)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

ÐÁ¿àÐÁ¿à~
11Â¥2011-11-03 10:56:10
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

metallocene

Ìú³æ (ÕýʽдÊÖ)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

¿É²Î¿´Principles of polymerization - George G. Odian£¬Õâ±¾²ÅÊÇÔ­°æ
13Â¥2012-02-01 09:13:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¼òµ¥»Ø¸´
scdxjf20053Â¥
2011-11-01 14:06   »Ø¸´  
ÎåÐÇºÃÆÀ  
2011-11-01 18:56   »Ø¸´  
ÎåÐÇºÃÆÀ  
zhanghu5636Â¥
2011-11-01 19:23   »Ø¸´  
ÈýÐÇºÃÆÀ  
yhzanmnwh7Â¥
2011-11-02 08:43   »Ø¸´  
ÈýÐÇºÃÆÀ  
daisy_zxj8Â¥
2011-11-02 09:25   »Ø¸´  
ÈýÐÇºÃÆÀ  
stao431212Â¥
2011-11-03 12:57   »Ø¸´  
ÎåÐÇºÃÆÀ  ºÃ
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ touchhappy µÄÖ÷Ìâ¸üÐÂ
¡î ÎÞÐǼ¶ ¡ï Ò»ÐǼ¶ ¡ï¡ï¡ï ÈýÐǼ¶ ¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ¿¼ÑÐÓ¢Ò»ÊýÒ»338·Ö +5 ³¤½­´óѧ¶«Ð£Çø 2026-04-13 6/300 2026-04-13 08:45 by grlsj
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +6 ×ÓľÄÅ 2026-04-12 6/300 2026-04-13 07:54 by wp06
[¿¼ÑÐ] Çóµ÷¼Á£¬985²ÄÁÏÓ뻯¹¤348·Ö +9 º­ÖñÁõ 2026-04-11 13/650 2026-04-12 22:40 by º­ÖñÁõ
[¿¼ÑÐ] ²ÄÁÏ085601µ÷¼Á +27 ºÎÈó²É123 2026-04-10 29/1450 2026-04-12 22:31 by fqwang
[½Ìʦ֮¼Ò] ɽ¶«Ë«·ÇԺУ¿¼ºË³¬¼¶ÎÞµ×Ïߣ¬Áìµ¼ÐÒÔÖÀÖ»ö£¬½ÌʦÔâÑê¿Ö +3 qut2026 2026-04-11 7/350 2026-04-12 20:24 by qut2026
[¿¼ÑÐ] ±¾¿ÆÄÏ·½Ò½¿Æ´óѧ Ò»Ö¾Ô¸985 ҩѧѧ˶284·Ö Çóµ÷¼Á +5 ÈõË®ÌýÎÄ 2026-04-09 5/250 2026-04-12 13:16 by shengxi123
[¿¼ÑÐ] µ÷¼Á +25 ²»·ê´º 2026-04-07 26/1300 2026-04-12 11:53 by ´óÁ¦Ë®ÊÖÁ¦´óÎÞÇ
[¿¼ÑÐ] 22408µ÷¼Á315·Ö +3 zhuangyan123 2026-04-09 3/150 2026-04-12 00:25 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Çóµ÷¼Á +11 ÔÂ@163.com 2026-04-07 13/650 2026-04-11 22:55 by BruceLiu320
[¿¼ÑÐ] 359Çóµ÷¼Á +5 θ¾·ÂÎÀÛÁË 2026-04-11 5/250 2026-04-11 19:55 by lbsjt
[¿¼ÑÐ] µ÷¼Á +5 ÎĵÀÐÇ̨ 2026-04-11 5/250 2026-04-11 15:01 by ¿­¿­Òª±ä˧
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +23 ŬÁ¦·Ü¶·112 2026-04-08 23/1150 2026-04-10 23:29 by 314126402
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á +9 ·²ÓïÆíÔ¸ 2026-04-08 10/500 2026-04-10 23:26 by 314126402
[¿¼ÑÐ] µ÷¼Á +12 ¾í¾í¾íÐIJË_ 2026-04-09 13/650 2026-04-10 22:36 by Ftglcn90
[¿¼ÑÐ] 266Çóµ÷¼Á +29 ÑôÑôÍÛÈû 2026-04-07 29/1450 2026-04-10 16:20 by ¸ßά´º
[¿¼ÑÐ] 083200 ³õÊÔ305·Ö Çóµ÷¼Á Ôݲ»¿¼ÂÇ¿çרҵ +15 Claireyyyy 2026-04-09 15/750 2026-04-09 16:11 by zhuimr
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤×¨Ë¶329 Çóµ÷¼Á +24 ¶îcc 2026-04-06 25/1250 2026-04-09 16:01 by wp06
[¿¼ÑÐ] ¼ÆËã»ú11408 287 Çóµ÷¼Á +3 LiLe5 2026-04-07 3/150 2026-04-07 23:15 by shanqishi
[¿¼ÑÐ] ר˶085403£¬291·Ö£¬ÓÐÁ½Æª×¨Àû£¬Ò»¹úÒ»½± +3 ¹þ¼ªßä¹þ¼ªßä 2026-04-07 3/150 2026-04-07 18:21 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +5 СÁõͬѧ߹߹ 2026-04-06 5/250 2026-04-06 18:34 by sherry_1901
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û