| ²é¿´: 574 | »Ø¸´: 8 | ||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | ||
alex1304
|
[ÇóÖú]
°ïæ¿´Ò»¶Î»°
|
|
|
ÐèҪдһ¶Î»° ´ó¼Ò¿´¿´ÓÐûÓÐ벡? Chemistry plays a central role in all aspects of our lives, which is the study of the composition, structure, properties, and reactions of matter. Basic chemistry is the study of the fundamental concept and theory of chemistry, for example, the periodic table, electronic structure, chemical equilibrium and so on. The main objective in studying this subject is to help you to learn more chemical knowledge, enjoy chemistry and solve problems using scientific methods. |
» ²ÂÄãϲ»¶
»¯Ñ§¹¤³ÌÓë¼¼Êõ324µ÷¼Á
ÒѾÓÐ16È˻ظ´
298Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
282£¬Çóµ÷¼Á
ÒѾÓÐ9È˻ظ´
¿¼Ñе÷¼Á
ÒѾÓÐ19È˻ظ´
308Çóµ÷¼Á
ÒѾÓÐ20È˻ظ´
ÖпÆÔº×Ü·Ö315Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
Çóµ÷¼Á ²ÄÁÏÓ빤³Ì 324·Ö ר˶
ÒѾÓÐ3È˻ظ´
Ò»Ö¾Ô¸¿ó´ó£¬²ÄÁϹ¤³Ìר˶314·Ö£¬0856¿Éµ÷¶¼¿ÉÒÔ
ÒѾÓÐ12È˻ظ´
»·Ñõ¹à·â½º ¿¹³Á¼Á
ÒѾÓÐ4È˻ظ´
268·Ö085602»¯Ñ§¹¤³Ìµ÷¼Á
ÒѾÓÐ22È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
Çë°ïæ·ÒëÒ»¶Î»°£¨ººÒëÓ¢£©¶àл
ÒѾÓÐ1È˻ظ´
¸ßÊÖÇë½ø£¬°ïæ¿´ÏÂÎÒ·ÒëµÄÒ»¶Î»°£¨ÖÐÒëÓ¢£©£¬ÓÐûÓÐÎÊÌâ лл
ÒѾÓÐ2È˻ظ´
°ïæ·ÒëÒ»¶Î»°£¬Ò»¹²2¾ä»°£¬Ð»Ð»
ÒѾÓÐ1È˻ظ´
°ïæ·ÒëÒ»¶Î»°£¬Ò»¹²Èý¾ä»°£¬Ð»Ð»
ÒѾÓÐ1È˻ظ´
°ïæ·ÒëÒ»¶Î»°£¬¹ØÓÚ΢ÉúÎïµÄ
ÒѾÓÐ3È˻ظ´
°ïæ·ÒëÒ»¶Î»°£¬¹ØÓÚ¹¤×ÊÎÊÌâµÄ
ÒѾÓÐ3È˻ظ´
Çë°ïæ·ÒëÒ»¶Î»°£¬Ð»Ð»
ÒѾÓÐ3È˻ظ´
Âé·³°ïæÈóɫһ¶Î»°£¬Ð»Ð»£¡
ÒѾÓÐ1È˻ظ´
Çë´ó¼Ò°ïæ·ÒëÒ»¶Î»°£¬Ð»Ð»£¡
ÒѾÓÐ1È˻ظ´
°ïæ·ÒëÒ»¶Î»°
ÒѾÓÐ1È˻ظ´
°ïæ·ÒëÒ»¶Î»°
ÒѾÓÐ1È˻ظ´
¼±Ç󣺰ïæ·ÒëÒ»¶Î»°
ÒѾÓÐ2È˻ظ´
°ïæ·ÒëÒ»¶Î»°
ÒѾÓÐ1È˻ظ´
°ïæ·ÒëÒ»¶Î»°
ÒѾÓÐ1È˻ظ´
°ïæ·ÒëÒ»¶Î»°,ллÁË
ÒѾÓÐ1È˻ظ´
°ïæ·ÒëÒ»¶Î»°£¬Ð»Ð»
ÒѾÓÐ2È˻ظ´
°ïæ¿´Ò»¶Î»°µÄÓï·¨
ÒѾÓÐ4È˻ظ´
Çë¸÷λ¸ßÊÖ°ïæ·ÒëÒ»¶Î»°
ÒѾÓÐ2È˻ظ´
alex1304
Òø³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 31 (СѧÉú)
- ½ð±Ò: 293.6
- É¢½ð: 1712
- ºì»¨: 12
- Ìû×Ó: 1882
- ÔÚÏß: 907.7Сʱ
- ³æºÅ: 1189350
- ×¢²á: 2011-01-13
- רҵ: Ï𽺼°µ¯ÐÔÌå
3Â¥2013-01-31 17:38:34
ÔÉϲÝ90
ľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 3870
- É¢½ð: 250
- ºì»¨: 1
- Ìû×Ó: 378
- ÔÚÏß: 206.1Сʱ
- ³æºÅ: 2103121
- ×¢²á: 2012-11-02
- ÐÔ±ð: MM
- רҵ: Ë®ÎÄ¡¢Ë®×ÊÔ´
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï ¡ï ¡ï ¡ï ¡ï
alex1304: ½ð±Ò+3 2013-01-31 17:38:42
littleroad: ½ð±Ò+2, ¶àлÈÈÐÄÓ¦Öú£¡ 2013-01-31 18:24:52
alex1304: ½ð±Ò+3 2013-01-31 17:38:42
littleroad: ½ð±Ò+2, ¶àлÈÈÐÄÓ¦Öú£¡ 2013-01-31 18:24:52
|
»¯Ñ§ÔÚÎÒÃÇÉú»îµÄ¸÷¸ö·½Ãæ¶¼Æð×ÅÖØÒªµÄ×÷Óã¬Ö÷ÒªÑо¿ÎïÖʵÄ×é³É¡¢½á¹¹¡¢ÐÔÄܺͷ´Ó¦¡£»ù´¡»¯Ñ§ÊǶԻ¯Ñ§µÄ»ù±¾¸ÅÄîºÍÀíÂÛ½øÐÐÑо¿£¬ÀýÈç£¬ÔªËØÖÜÆÚ±í¡¢µç×ӽṹ¡¢»¯Ñ§Æ½ºâµÈµÈ¡£ ÕâÃÅѧ¿ÆµÄÖ÷ҪĿµÄ¾ÍÊǰïÖúÄãѧϰ¸ü¶àµÄ»¯Ñ§ÖªÊ¶£¬ÏíÊÜ»¯Ñ§£¬²¢ÓÿÆÑ§µÄ·½·¨½â¾öÎÊÌâ¡£ |
2Â¥2013-01-31 17:24:40
ËճDz»ÃßÒ¹
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 1564.6
- ºì»¨: 1
- Ìû×Ó: 157
- ÔÚÏß: 326.9Сʱ
- ³æºÅ: 1360160
- ×¢²á: 2011-08-03
- רҵ: µç»¯Ñ§·ÖÎö
4Â¥2013-01-31 17:44:51
alex1304
Òø³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 31 (СѧÉú)
- ½ð±Ò: 293.6
- É¢½ð: 1712
- ºì»¨: 12
- Ìû×Ó: 1882
- ÔÚÏß: 907.7Сʱ
- ³æºÅ: 1189350
- ×¢²á: 2011-01-13
- רҵ: Ï𽺼°µ¯ÐÔÌå
5Â¥2013-01-31 18:03:03













»Ø¸´´ËÂ¥