²é¿´: 1364  |  »Ø¸´: 4
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

·ãѰɯ

Ìú³æ (³õÈëÎÄ̳)

[ÇóÖú] ÇëÇó°ïæ·­ÒëÒ»¾ä»°£¬ÕæÐĸÐл¡£

The results revealed that multivariate statistical analysis (namely, PCA of normalized,
preprocessed data) has the greatest potential for environmental forensic source
identification of coal tars, including the ability to predict the processes used to create
unknown samples.
ŬÁ¦£¡¾ÍÓÐÃÀºÃʱ¹â£¡
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄäÃû

Óû§×¢Ïú (СÓÐÃûÆø)

¡ï
sltmac: ½ð±Ò+1 2012-05-27 09:10:32
±¾Ìû½öÂ¥Ö÷¿É¼û
5Â¥2012-05-15 10:22:03
ÒÑÔÄ   ÉêÇë·­ÒëEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³
²é¿´È«²¿ 5 ¸ö»Ø´ð

Ƶ»Øíííù

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
sltmac: ½ð±Ò+1 2012-05-13 09:54:45
sltmac: ½ð±Ò+2, ·­ÒëEPI+1 2012-05-27 09:10:19
½á¹ûÏÔʾ£º¶à±äͳ¼Æ·ÖÎö£¨¼´£¬Õý³£PCAµÄÔ¤´¦ÀíÊý¾Ý£©×îÓпÉÄÜÈ·ÈÏDZÔÚµÄÈýάú̿×ÊÔ´£¬¶øÇÒ¿ÉÒÔÔ¤²â²úÉúδ֪ÑùÆ·µÄ½ø³Ì¡£
Ïà·ê£¬Ïàʶ£¬ÏàÖª
2Â¥2012-05-10 22:54:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¹Å¿É¤×

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐãÇø³¤ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
sltmac: ½ð±Ò+1 2012-05-13 09:54:49
sltmac: ½ð±Ò+1 2012-05-27 09:10:23
½á¹û±íÃ÷£º¶àԪͳ¼Æ·ÖÎö£¨¼´£¬Ö÷Ôª·ÖÎö¹éÒ»»¯£¬Êý¾ÝÔ¤´¦Àí£©Ãº½¹ÓͶԻ·¾³Ñ§À´Ô´È·ÈÏ×î¾ßDZÁ¦ÐÔ£¬°üÀ¨Ôì³Éδ֪ÑùÆ·µÄ;¾¶Ô¤²â¡£
·ÇÎáСÌìÏ£¬²Å¸ß¶øÒÑ£»·ÇÎá×ݹŽñ£¬Ê±¸³¶øÒÑ£»·ÇÎáíþ¾ÅÖÝ£¬ºê¹Û¶øÒÑ£»Èý·ÇÑÉ×ÎÞÃÎÖÁʤ
3Â¥2012-05-10 23:10:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wutongkou

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
sltmac: ½ð±Ò+1 2012-05-13 09:54:53
sltmac: ½ð±Ò+1 2012-05-27 09:10:27
½á¹û±íÃ÷£¬¶àԪͳ¼Æ·ÖÎö£¨¼´PCAµÄ¹æ·¶»¯£¬Êý¾ÝÔ¤´¦Àí£©ÓÐú½¹ÓÍ£¬°üÀ¨Äܹ»Ô¤²âδ֪ÑùÆ·ÓÃÓÚ´´½¨¹ý³ÌµÄ»·¾³·¨Ò½Ô´Ê¶±ðµÄ×î´óDZÁ¦¡£
4Â¥2012-05-12 18:44:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 317Çóµ÷¼Á +7 Éê×ÓÉêÉê 2026-03-19 12/600 2026-03-20 22:45 by JourneyLucky
[¿¼ÑÐ] 279·ÖÇóµ÷¼Á Ò»Ö¾Ô¸211 +10 chaojifeixia 2026-03-19 11/550 2026-03-20 20:32 by JourneyLucky
[¿¼ÑÐ] 304Çóµ÷¼Á +5 ÂüÊâ2266 2026-03-18 5/250 2026-03-20 09:00 by ZHANG0tao
[¿¼ÑÐ] ²ÄÁÏר˶ӢһÊý¶þ306 +6 z1z2z3879 2026-03-18 6/300 2026-03-20 08:49 by xingguangj
[¿¼ÑÐ] 321Çóµ÷¼Á +8 ºÎÈó²É123 2026-03-18 10/500 2026-03-19 16:46 by ºÎÈó²É123
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +7 Ϊѧ666 2026-03-16 7/350 2026-03-19 14:48 by ¾¡Ë´Ò¢1
[¿¼ÑÐ] ²ÄÁÏ¿¼Ñе÷¼Á +3 xwt¡£ 2026-03-19 3/150 2026-03-19 11:22 by wãåÑôw
[¿¼ÑÐ] 332Çóµ÷¼Á +3 ydfyh 2026-03-17 3/150 2026-03-19 10:14 by ¹¦·ò·è¿ñ
[¿¼ÑÐ] ±¾¿ÆÖ£ÖÝ´óѧÎïÀíѧԺ£¬Ò»Ö¾Ô¸»ª¿Æ070200ѧ˶£¬346Çóµ÷¼Á +4 ÎÒ²»ÊÇÒ»¸ù´Ð 2026-03-18 4/200 2026-03-19 09:11 by ¸¡ÔÆ166
[¿¼ÑÐ] ¡¾Í¬¼ÃÈí¼þ¡¿Èí¼þ£¨085405£©¿¼ÑÐÇóµ÷¼Á +3 2026eternal 2026-03-18 3/150 2026-03-18 19:09 by ²«»÷518
[¿¼ÑÐ] 0854¿É¿çµ÷¼Á£¬Ò»×÷Ò»ÏîºËÐÄÂÛÎÄÎåÏîרÀû£¬Ê¡¡¢¹ú¼¶Ö¤Êé40+ÊýÒ»Ó¢Ò»287 +8 СÀî0854 2026-03-16 8/400 2026-03-18 14:35 by ²«»÷518
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷ÄϽ»´ó£¬Çóµ÷¼Á +4 ²Ä»¯ÖðÃÎÈË 2026-03-18 4/200 2026-03-18 14:22 by 007_lilei
[¿¼ÑÐ] 0854£¬¼ÆËã»úÀàÕÐÊÕµ÷¼Á +3 ºúÀ±ÌÀ·ÅÌÇ 2026-03-15 6/300 2026-03-18 12:09 by Éϰ¶Éϰ¶¡­¡­..
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +3 ÄÝÄÝninicgb 2026-03-17 3/150 2026-03-18 10:29 by macy2011
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +3 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 3/150 2026-03-18 10:12 by macy2011
[¿¼ÑÐ] 268Çóµ÷¼Á +8 Ò»¶¨ÓÐѧÉÏ- 2026-03-14 9/450 2026-03-17 17:47 by laoshidan
[¿¼ÑÐ] 308Çóµ÷¼Á +4 ÊÇLupa°¡ 2026-03-16 4/200 2026-03-17 17:12 by ruiyingmiao
[¿¼ÑÐ] [µ¼Ê¦ÍƼö]Î÷ÄϿƼ¼´óѧ¹ú·À/²ÄÁϵ¼Ê¦ÍƼö +3 ¼â½ÇСºÉ 2026-03-16 6/300 2026-03-16 23:21 by ¼â½ÇСºÉ
[¿¼ÑÐ] ¶«ÄÏ´óѧ364Çóµ÷¼Á +5 JasonYuiui 2026-03-15 5/250 2026-03-16 21:28 by ľ¹Ï¸à
[¿¼ÑÐ] Ò»Ö¾Ô¸211 0703·½Ïò310·ÖÇóµ÷¼Á +3 ŬÁ¦·Ü¶·112 2026-03-15 3/150 2026-03-16 16:44 by houyaoxu
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û