| ²é¿´: 164 | »Ø¸´: 2 | |||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | |||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | |||
ygb7086½ð³æ (СÓÐÃûÆø)
|
[½»Á÷]
¡¾Çë½Ì¡¿Çë½Ì¸÷λÓйصç×ÓÑÜÉäµÄ±ê¶¨ÎÊÌâ
|
||
|
ÇëÎʸ÷λǰ±², Óйصç×ÓÑÜÉäµÄ±ê¶¨µÄÎÊÌâ ÒÔǰ´ó¼Ò×öµÄÕâ¸öÓõÄÊÇÕÕÏàµÄ£¬ÓÐµ×Æ¬ ÔÚ±êµãµÄʱºòÊÇÓÃd = R/£¨L¡Áµç×Ó²¨³¤£©¹«Ê½¼ÆËãµÄ£¬ ¶øÏÖÔÚ¶¼Êǵç×Ó°æµÄ£¬ ÔÚµç×Ó°æµÄÉÏÃæÓиö±ê³ß¡£Ç°ÃæÊÇ5 ¼´±ê³ß¿Ì¶È ºóÃæÐ´×Å 1/nm ÇëÎÊһϠÊÇ·ñ¿ÉÓô˹«Ê½ÁË ±ê³ß¿Ì¶È/ ±ê³ßÁ¿µÄʵ¼Ê³¤¶È= (1/d)/Á¿µÄÁ½µã¼äµÄ¾àÀë ÎÒ°´×ÅÁ½ÖÖ·½·¨ÇóµÄ½á¹û²»Í¬°¡¡£ ÇëÎÊǰ±²ÃÇÓÃÄÄÖֺ𡡣ллÄú£¡ |
» ²ÂÄãϲ»¶
·Ä´ó»¯¹¤Ñ§Ôº£¨¹Ù·½Èº£©-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸ߷¢Õ¹ºÃ-ÅàÑøÄ£Ê½³ÉÊì
ÒѾÓÐ0È˻ظ´
ÎÂÖÝ´óѧ»¯²ÄѧԺÍõ¾ê¿ÎÌâ×éÕÐÉú
ÒѾÓÐ5È˻ظ´
ÎÞ»ú»¯Ñ§ÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ260È˻ظ´
ѧԺ¹Ù·½Èº-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸß-ÅàÑøÄ£Ê½³ÉÊìÒÑÓÐ10ÓàÃûѧÉú¸°985º£ÍâÉîÔì
ÒѾÓÐ0È˻ظ´
Î人·ÄÖ¯´óѧ»¯¹¤Ñ§Ôº¹Ù·½Èº-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸß-10ÓàÃûѧÉú¸°985º£ÍâÉîÔì
ÒѾÓÐ0È˻ظ´
Äϲýº½¿Õ´óѧ½¯»ª÷ë½ÌÊÚ¿ÎÌâ×éÕÐÊÕ»¯Ñ§¡¢»·¾³¡¢Ì¼´ï·å̼Öкͼ°Ïà¹Ø×¨ÒµË¶Ê¿ÐÅÏ¢
ÒѾÓÐ0È˻ظ´
ºþ±±Ê¦·¶´óѧ¸´ÊÔµ÷¼Á
ÒѾÓÐ0È˻ظ´
Î人·ÄÖ¯´óѧ_»¯¹¤Ñ§Ôº¹Ù·½µ÷¼ÁȺ-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸß-ÿ½ì·¢Õ¹ºÃ
ÒѾÓÐ0È˻ظ´
ºÓ±±´óѧ²ÄÁÏÓ뻯¹¤×¨ÒµÑо¿Éú£¨×¨Ë¶£©ÕÐÊÕµ÷¼ÁÉú
ÒѾÓÐ0È˻ظ´
ºÓ±±´óѧÎÞ»ú»¯Ñ§×¨ÒµÕÐÊÕµ÷¼ÁÉú
ÒѾÓÐ0È˻ظ´
¼ÃÄÏ´óѧ¹ú¼ÒÓÅÇà¿ÎÌâ×é 2026 µ÷¼ÁÕÐÉúÀ´À²
ÒѾÓÐ0È˻ظ´
ygb7086
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 775.1
- Ìû×Ó: 257
- ÔÚÏß: 1.7Сʱ
- ³æºÅ: 597802
- ×¢²á: 2008-09-10
- רҵ: ÎÞ»úÄÉÃ×»¯Ñ§
3Â¥2009-07-15 16:29:32
¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
| Ö±½ÓÁ¿È¡µ¹Êý¾Í¿ÉÒÔÁË£¬½á¹û²»Í¬ÄãÊDz»ÊÇÒ»ÖÖ²ÄÁϰ¡£¬²»ÊÇÒ»¸öµç¾µ´øÖáÇãת²»Ò»Ñù¶¼¿ÉÒÔÔì³É½á¹û²»Ò»Ñù£¬Ã»·¨±ÈµÄ |
2Â¥2009-07-15 11:21:22














»Ø¸´´ËÂ¥