Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 381  |  »Ø¸´: 3
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

mlhya

ľ³æ (ÕýʽдÊÖ)

[½»Á÷] ¡¾ÇóÖú¡¿ÈçºÎѡȡ²ÉÑù²ÎÊý£¿

ijÐźÅÓÉÁ½¸öÕýÏÒ²¨×é³É£¬Ò»¸öÖÜÆÚΪ1s£¬ÁíÒ»¸öÖÜÆÚΪ8 s , ¼´
x(t) =sin(2*pi*t)+sin(2*pi*t/8)£¬
ÈôÏ£ÍûÓÃÎåµã»¬¶¯Æ½»¬¾ù·½·¨ÂËÈ¥1sÖÜÆÚµÄ²¨£¬±£Áô8sÖÜÆÚµÄ²¨£¬ÔòÓ¦¸ÃÈçºÎѡȡ²ÉÑù¼ä¸ôºÍ¼Ç¼³¤¶È£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qinyihan2005

Òø³æ (³õÈëÎÄ̳)

ÔõôûÓÐÈ˻شð
2Â¥2009-12-02 16:56:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fighterjzh

½ð³æ (ÕýʽдÊÖ)

¡ï ¡ï ¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
haixing2008(½ð±Ò+2,VIP+0):¶àл½»Á÷£¡»¶Ó­³£À´ÐÅÏ¢¿ÆÑ§°æ£¡ 12-4 12:01
mgflyx_001(½ð±Ò+1,VIP+0):ллÈÈÐİïÖú£¬»¶Ó­³£À´½»Á÷ѧϰ£¡ 12-31 10:48
²ÉÑùƵÂÊÂú×ãÄοüË¹ÌØÆµÂʼ´¿É£¬¼´²ÉÑùƵÂÊÖÁÉÙΪ2Hz£¬¼´²ÉÑù¼Û¸ñΪ0.5s¡£¼Ç¼³¤¶ÈÖÁÉÙΪ40¸ö²ÉÑùµã¡£ÕâÊÇÀíÂÛÖµ£¬ÔÚʵ¼ÊÖÐÒªÓÐ2±¶×óÓҵķŴ󣬼´²ÉÑù¼ä¸ô0.25s£¬¼Ç¼³¤¶È80¸ö²ÉÑùµã×óÓÒ¡£ÔÚÉÏÊö²ÎÊýµÄ»ù´¡ÉÏ£¬·ÂÕæÊÔһϣ¬ÔÚ´Ë»ù´¡ÉϿɽøÒ»²½ÓÅ»¯²ÎÊý¡£
blog.csdn.net/deepdsp
3Â¥2009-12-02 18:03:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mlhya

ľ³æ (ÕýʽдÊÖ)

¸Ðл³æÓѵĻظ´¡£
4Â¥2009-12-03 07:43:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ mlhya µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁϹ¤³Ì085601£¬270Çóµ÷¼Á +42 @ASDF1234 2026-04-08 46/2300 2026-04-14 18:12 by åÐÒ£ÈýÀÉ
[¿¼ÑÐ] ²ÄÁÏÀà284µ÷¼Á +41 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-08 49/2450 2026-04-14 17:53 by lhj2009
[¿¼ÑÐ] ²ÄÁÏ299ר˶Çóµ÷¼Á +16 +21 2026-04-09 16/800 2026-04-14 17:06 by jiangguiquan11
[¿¼ÑÐ] 271Çóµ÷¼Á +35 2261744733 2026-04-11 41/2050 2026-04-14 15:36 by zs92450
[»ù½ðÉêÇë] RY£ºÖйú²ú³öµÄ¿ÆÑ§À¬»øÂÛÎÄ£¬¾ø¶ÔÊýÁ¿ºÍ±ÈÀý¶¼ÊÀ½çµÚÒ» +6 zju2000 2026-04-14 17/850 2026-04-14 14:34 by jurkat.1640
[¿¼ÑÐ] 297Çóµ÷¼Á +23 ORCHID1 2026-04-10 26/1300 2026-04-14 13:52 by ³ÂƤƤ
[¿¼ÑÐ] Ò»Ö¾Ô¸ÏôóÉúÎïѧ332Çóµ÷¼Á +11 ³Ø³Ø³Ø³Ø³Ø³Ø 2026-04-08 11/550 2026-04-13 14:10 by ¿ÆÑÐÂÛ
[¿¼ÑÐ] 322Çóµ÷¼Á +6 123°²¿µ 2026-04-12 13/650 2026-04-12 15:51 by 123°²¿µ
[¿¼ÑÐ] 086000µ÷¼Á +6 Ê®Æßsa 2026-04-07 6/300 2026-04-12 11:05 by ´óÁ¦Ë®ÊÖÁ¦´óÎÞÇ
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤329·ÖÇóµ÷¼Á +16 Ò¶zilin 2026-04-10 16/800 2026-04-11 11:04 by may_ÐÂÓî
[¿¼ÑÐ] 087100³õÊÔ311Çóµ÷¼Á +4 ÈÎÑÅÇÙ 2026-04-09 4/200 2026-04-11 10:33 by zhq0425
[¿¼ÑÐ] 283Çóµ÷¼Á£¬¹¤¿Æ£¡ +12 ËÕ´òË®7777 2026-04-08 12/600 2026-04-11 10:28 by ÄæË®³Ë·ç
[¿¼ÑÐ] ¹ã¶«Ê¡ 085601 329·ÖÇóµ÷¼Á +14 Eddieddd 2026-04-10 14/700 2026-04-11 09:58 by bljnqdcc
[¿¼ÑÐ] 296Çóµ÷¼Á +6 Íô£¡£¿£¡ 2026-04-08 6/300 2026-04-10 11:02 by mattzhming
[¿¼²©] ²©Ê¿×Ô¼ö +7 ¿É¿ÉСÅÖ 2026-04-08 7/350 2026-04-10 08:28 by kimhero
[¿¼ÑÐ] ±¾¿Æ211 ¹¤¿Æ085400 280·ÖÇóµ÷¼Á ¿É¿çרҵ +3 LZH£¨µÈ´ýµ÷¼ÁÖÐ 2026-04-09 3/150 2026-04-09 21:29 by wutongshun
[¿¼ÑÐ] µ÷¼Á +19 2261744733 2026-04-08 19/950 2026-04-09 19:11 by vgtyfty
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á +21 ²»ÖªÃûµÄСئ 2026-04-08 21/1050 2026-04-09 18:55 by l_paradox
[¿¼ÑÐ] 086000ÉúÎïÓëÒ½Ò©µ÷¼Á +7 awwwwwooooo 2026-04-09 7/350 2026-04-09 13:31 by ±±¼«159263
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +4 ö©??? 2026-04-08 4/200 2026-04-08 21:44 by ÍÁľ˶ʿÕÐÉú
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û