| ²é¿´: 340 | »Ø¸´: 18 | |||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | |||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | |||
niexgÖÁ×ðľ³æ (ÖøÃûдÊÖ)
|
[½»Á÷]
[Ó¢Óï¸ßÊÖ] ·ÒëÒ»¾ä»°
|
||
|
poly(vinyl chloride) on the way from the 19th century to the 21th century ÕâÊÇһƪÎÄÏ×µÄÃû×Ö£¬Ôõô·ÒëºÃ£¿¿É²»¿É·Òë³É¡°¾ÛÂÈÒÒÏ©´Ó19ÊÀ¼Íµ½21ÊÀ¼ÍµÄ·¢Õ¹¡± [ Last edited by niexg on 2007-6-8 at 21:08 ] |
» ²ÂÄãϲ»¶
08¹¤Ñ§µ÷¼Á
ÒѾÓÐ16È˻ظ´
0703»¯Ñ§µ÷¼Á£¬Çóµ¼Ê¦ÊÕ
ÒѾÓÐ7È˻ظ´
0854AI CV·½ÏòÕÐÊÕµ÷¼Á
ÒѾÓÐ3È˻ظ´
Çóµ÷¼Á323²ÄÁÏÓ뻯¹¤
ÒѾÓÐ3È˻ظ´
ÉúÎïѧѧ˶Çóµ÷¼Á
ÒѾÓÐ9È˻ظ´
289Çóµ÷¼Á
ÒѾÓÐ8È˻ظ´
07»¯Ñ§280·ÖÇóµ÷¼Á
ÒѾÓÐ5È˻ظ´
300·Ö£¬²ÄÁÏ£¬Çóµ÷¼Á£¬Ó¢Ò»Êý¶þ
ÒѾÓÐ4È˻ظ´
¡¾¿¼Ñе÷¼Á¡¿»¯Ñ§×¨Òµ 281·Ö£¬Ò»Ö¾Ô¸ËÄ´¨´óѧ£¬³ÏÐÄÇóµ÷¼Á
ÒѾÓÐ16È˻ظ´
0854µç×ÓÐÅÏ¢Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
zyy816
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
- ²©Ñ§EPI: 1
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 9698.1
- É¢½ð: 7
- ºì»¨: 2
- Ìû×Ó: 1987
- ÔÚÏß: 320.1Сʱ
- ³æºÅ: 162947
- ×¢²á: 2006-01-11
- רҵ: ÀíÂۺͼÆË㻯ѧ
3Â¥2007-06-08 20:31:51
Plain
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 10382.6
- É¢½ð: 11
- Ìû×Ó: 1202
- ÔÚÏß: 49.9Сʱ
- ³æºÅ: 230343
- ×¢²á: 2006-03-26
- ÐÔ±ð: GG
- רҵ: Ò©Îﻯѧ
2Â¥2007-06-08 20:29:56
trixaypm
ľ³æ (Ö°Òµ×÷¼Ò)
¿ÝÌÙÀÏÊ÷»è³æ¼æÐ¡Ä¾³æÇå½à¹¤
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ¹ó±ö: 0.02
- ½ð±Ò: 4160.2
- ºì»¨: 3
- Ìû×Ó: 3522
- ÔÚÏß: 14.2Сʱ
- ³æºÅ: 238318
- ×¢²á: 2006-04-05
- ÐÔ±ð: GG
- רҵ: ¸ß·Ö×ÓÎïÀíÓë¸ß·Ö×ÓÎïÀí»¯
4Â¥2007-06-08 20:59:50
jerryqpr
ľ³æ (ÕýʽдÊÖ)
СÖíÇ×µãµÄÀϹ«
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 1758.4
- Ìû×Ó: 352
- ÔÚÏß: 3.2Сʱ
- ³æºÅ: 310201
- ×¢²á: 2006-12-23
- רҵ: ÉúÎï´ó·Ö×ӽṹÓ빦ÄÜ

5Â¥2007-06-08 21:03:59













»Ø¸´´ËÂ¥
20