三a级做爰片免费观看玉蒲团,伊人久久亚洲综合av影院,午夜永久免费爽爽爽影院,西川唯久久久久久久综合

zjcw0419
¼‰„e: ÂÔÓÐС³É
¾«ÈAÖ÷î}: 0
°l(f¨¡)Ìû”µ(sh¨´)Á¿: 286 ‚€
¹¤¿ØÍþÍû: 492 üc
ÏÂÝd·e·Ö: 1074 ·Ö
ÔÚ¾€•rég: 125(С•r)
×¢ƒÔ•rég: 2008-12-10
×îºóµÇä›: 2025-06-07
²é¿´zjcw0419µÄ Ö÷î} / »ØÙN
˜ÇÖ÷  °l(f¨¡)±íÓÚ: 2010-12-23 21:35
žéʲô늙CµÄÞD(zhu¨£n)ËÙÓеÄÙYÁÏÊÇn=60f/p  £¬ÓеąsÊÇ  n=120f/p¡£ÆäÖÐ60Åc120´ú±íµÄÊÇʲô£¿ÖxÖxŽÍÖú£¡£¡£¡£¡£¡
zjcw0419
¼‰„e: ÂÔÓÐС³É
¾«ÈAÖ÷î}: 0
°l(f¨¡)Ìû”µ(sh¨´)Á¿: 286 ‚€
¹¤¿ØÍþÍû: 492 üc
ÏÂÝd·e·Ö: 1074 ·Ö
ÔÚ¾€•rég: 125(С•r)
×¢ƒÔ•rég: 2008-12-10
×îºóµÇä›: 2025-06-07
²é¿´zjcw0419µÄ Ö÷î} / »ØÙN
1˜Ç  °l(f¨¡)±íÓÚ: 2010-12-23 22:34
ÒýÓÃ
ÒýÓõÚ1˜ÇchengjianboÓÚ2010-12-23 22:06°l(f¨¡)±íµÄ  :
ºÃ›] Õfn=120f/p £¬n=60f/p½›(j¨©ng)³£ÒŠ£¬60´ú±í60Ã룬f´ú±íëŠÔ´îlÂÊ,†Îλ hz/s  £¬p±íʾ늙CµÄ´Å˜OŒ¦”µ(sh¨´)£¬
2˜Op=1  4˜Op=2

Èç¹ûÊÇn=60f/p¡£¡£¡£¼ÙÈç늙CÊÇ4˜OµÄ£¬îlÂÊÊÇ50HZ¡£¡£µÃ³öµÄͬ²½ÞD(zhu¨£n)ËÙ750R/MIN£¬ÃûÅÆÉϵÄî~¶¨ÞD(zhu¨£n)ËÙÊÇ1420R/MIM¡£¡£ËùÒÔß@·NËã·¨ÊDz»Œ¦µÄ¡£¡£¡£
Ö»ÓÐÓÃn=120f/p²ÅŒ¦¡£

¹ú²úÔÚÏß·¶±ù±ùÔÚÏßÊÓÆµ| ¸ßÖÐÉú·´Õý·ÛÄÛ¸£ÀûÊÓÆµ| ÑÇÖÞavÉÙ¸¾¸ß³±24p| ¾Ã¾ÃÑÇÖÞÅ·ÃÀÈÕº«¾«Æ·×¨Çø| ÑÇÖÞÈÕ±¾Ò»Çø¶þÇø¸ßÇåÔÚÏß| ¼¦°Í²ÙÎÞë·Û±ÆÄÚÉäÊÓÆµ| ²åÄÛÌÛËýº°Èí·ÛÃþµÄÊÓÆµ| Ò»¼¶×öa°®ÌØ»ÆÃâ·ÑÊÓÆµ| Ãâ·Ñ²Ù±Æ»ÆÊÓÆµ| ¾Ã¾Ã¾Ã¾Ã¾Ã¹ú²ú¾«Æ·ÃÀÅ®| Å·ÃÀÂÒÂ×15p| ¾Ã¾Ã¹ú²ú¾«Æ·ÂÒ×ÓÂÒ¾«Æ·| ´ó»ú°Í™]´ó±ÆÕæÈË¿ÃÌåÊÓ| ÈÕº«ÎçÒ¹¸£ÀûƬ¶ÎÔÚÏß¹Û¿´| ÃÀÅ®ºÚ˿¶ÄÚ¿ã±»²ÙÊÓÆµ| ¾Ã¾ÃÅöÈËÆÞÒ»Çø¶þÇøÈýÇø| ÔÚÏß²¥·Å¹ú²úÇø| ¹ú²úÈÕº«¾«Æ·¼¤Çéžžž| ÈÕÈÕààààÒ¹Ò¹ºÝºÝ¾Ã¾Ã¶¡| Âé¶¹´ºÒ©°´Ä¦ÎÞÂëAVƬ| ²¨¶àÒ°½áÒÂÖÐÎÄ×ÖÄ»Ò»Çø| ÈÕº«avµçÓ°Ò»Çø¶þÇø¶þÇø| ÈÕ±¾ÈÕº«Ò»¼¶Æ¬ÖÐÎÄ×ÖÄ»| ÑÇÖÞÅ·ÖÞ×ÔÅÄÅÄ͵Îçҹɫ| Å·ÃÀÐÔbbbbxxxxx| ÎÞÂë¹ú²úaÒ»¼¶ÎÞÂëÈýÇø| ¿´²ÙÃÀÅ®Ä۱ƵÄ| ¹ú²úav²»¿¨Ò»Çø¶þÇøÈýÇø| ´ó´Ö³¤¼¦°ÍÈÕÄÛɧŒÂÊÓÆµ| ¹ú²ú³ÉÈËÑÇÖÞ×ÛºÏÎÞÂë²»| ÄÐÉú²åÈëÅ®ÈËÏÂÃæµÄÊÓÆµ| ¹ú²ú¾«Æ·xxxx¹ú²ú¾«Æ·| É«ÏãÉ«ÓûÌìÌìÌì×ÛºÏÎÞÂë| ÈÕº«ÇàÇà²ÝÊÓÆµÔÚÏß¹Û¿´| ²å±ÆÑÛÊÓÆµ²¥·Å| ¹ú²úÅ®Ö÷²¥¾«Æ·ÊÓÆµÒ»Çø| °¡ìá°¡±ðÍ£ìáÓÃÁ¦°¡´å¸¾| ÎçÒ¹¼¤Çé³ÉÈ˸£ÀûÔÚÏß¹Û¿´| Å·ÃÀxxxx³ÉÊ켫ƷÁíÀà| ÌÒÄËľÏãÄÎÔÚÏß²¥·Å²»¿¨| ÈÕÈÕààààààÒ¹Ò¹Ò¹àààààà|