±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 676  |  »Ø¸´: 1
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴

hanfeng215

ľ³æ (ÕýʽдÊÖ)

[ÇóÖú] ´óÆø»·¾³Ô´½âÎöÀàÁ½¾äa factor of two to three

Normalizing the hopanes by EC to account for differences in atmospheric dilution reveals that the hopanes are a factor of two to three higher in the winter than in the summer.

If the data are sorted by season, the R2£¨Ïà¹ØÐÔµÄÖµ£© values for the lower concentration days improve to about 0.6, though the summer and winter slopes are different by over a factor of two; this reflects the distinct seasonal pattern in the ratios of the different hopanes to EC.

ÓÈÆäÊÇ»­Ïß²¿·Ö£¬Àí½â²»ÁË¡£

» ²ÂÄãϲ»¶

Éú»î£¬ÊÇÒ»ÖÖÐÞÐУ¡
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

weichin

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
hanfeng215: ½ð±Ò+5, ·­ÒëEPI+1, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, Ô­À´ÊDZíʾ±¶Êý£¬Ð»Ð» 2013-05-08 09:15:54
¹©²Î¿¼£º
¶¬¼¾µÄhopanesº¬Á¿ÊÇÏļ¾º¬Á¿µÄ2-3±¶£¬¼´¶¬¼¾±ØÏマ߳ö1-2±¶¡£
That_that_is_is;_that_that_is_not_is_not.
2Â¥2013-05-07 22:25:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ hanfeng215 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸ºÓ±±¹¤Òµ´óѧ²ÄÁϹ¤³Ì£¬³õÊÔ344Çóר˶µ÷¼Á +4 15933906766 2026-04-05 4/200 2026-04-06 07:22 by hmn_wj
[¿¼ÑÐ] 302·ÖÇóµ÷¼Á Ò»Ö¾Ô¸°²»Õ´óѧ085601 +8 zyxÉϰ¶£¡ 2026-04-04 8/400 2026-04-05 23:08 by lbsjt
[¿¼ÑÐ] 322Çóµ÷¼Á +3 àźߺߺã 2026-04-05 3/150 2026-04-05 19:52 by nepu_uu
[¿¼ÑÐ] 08ר˶275µ÷¼Á +5 AaAa7420 2026-04-05 5/250 2026-04-05 18:01 by jkddd
[¿¼ÑÐ] 306·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +7 Àè°ÉÀ²À²ÄãºÜÓÐà 2026-04-03 7/350 2026-04-05 17:18 by Hdyxbekcb
[¿¼ÑÐ] ²ÄÁÏר˶306Ó¢Ò»Êý¶þ +8 z1z2z3879 2026-03-31 8/400 2026-04-04 22:08 by hemengdong
[¿¼ÑÐ] 283Çóµ÷¼Á +4 mcbbc 2026-04-03 5/250 2026-04-04 20:51 by imissbao
[¿¼ÑÐ] 338Çóµ÷¼Á +7 êɹ¦? 2026-04-03 7/350 2026-04-04 20:37 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 321Çóµ÷¼Á +6 ÈÏÕæÇóÉÏѧ 2026-04-03 6/300 2026-04-04 19:51 by dongzh2009
[¿¼ÑÐ] 294Çóµ÷¼Á +6 Grey_Ey 2026-04-03 6/300 2026-04-03 20:46 by ÐÀϲ777
[¿¼ÑÐ] 301Çóµ÷¼Á +14 A_JiXing 2026-04-01 14/700 2026-04-03 18:31 by lsÁõ˧
[¿¼ÑÐ] 372·Ö²ÄÁÏÓ뻯¹¤£¨085600£©Ò»Ö¾Ô¸ºþÄÏ´óѧÇóµ÷¼Á +3 À¶¼ãƬ 2026-04-03 4/200 2026-04-03 17:58 by Jimmyandyou
[¿¼ÑÐ] 266·Ö£¬Çó²ÄÁÏÏà¹Ø×¨Òµµ÷¼Á +13 ÍÛºôºßºôºß 2026-03-30 15/750 2026-04-03 15:24 by arrow8852
[¿¼ÑÐ] ½¨»·£¬ÄÜÔ´£¬ÍÁľÀÏʦ·¹ý¿´Ò»¿´£¡£¡£¡ +5 ºÙºÙuu 2026-04-01 5/250 2026-04-03 11:47 by znian
[¿¼ÑÐ] 286Çóµ÷¼Á +7 Faune 2026-03-30 7/350 2026-04-03 10:14 by linyelide
[¿¼ÑÐ] 314Çóµ÷¼Á +11 1xiaojun23 2026-03-31 12/600 2026-04-02 12:31 by 1xiaojun23
[¿¼ÑÐ] ²ÄÁϹ¤³Ì322·Ö +8 ¹þ¹þ¹þºðºðºð¹þ 2026-04-01 8/400 2026-04-02 11:53 by 3041
[¿¼ÑÐ] 254²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +3 º²¶¬ÁÖéª 2026-03-30 4/200 2026-03-31 17:53 by yishunmin
[¿¼ÑÐ] Ò»Ö¾Ô¸Öк£Ñó²ÄÁÏ357 +4 Âó¶÷Àò. 2026-03-30 4/200 2026-03-31 14:35 by ¼Çʱ¾2026
[¿¼ÑÐ] 269Çóµ÷¼Á +4 ÎÒÏë¶ÁÑÐ11 2026-03-31 4/200 2026-03-31 10:04 by cal0306
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û