niningtt
¼‰„e: ¹¤¿Ø‚b¿Í
¾«ÈAÖ÷î}: 0
°lÌû”µÁ¿: 1233 ‚€
¹¤¿ØÍþÍû: 3553 üc
ÏÂÝd·e·Ö: 850 ·Ö
ÔÚ¾€•rég: 461(С•r)
×¢ƒÔ•rég: 2010-08-24
×îºóµÇä›: 2025-07-24
²é¿´niningttµÄ Ö÷î} / »ØÙN
˜ÇÖ÷  °l±íÓÚ: 2010-11-16 14:13
±¾ÈËÐÂÊÖ£¬Ï놖£¬Èç¹ûÒÑ֪늙CµÄ˜OŒ¦”µP=2,ºÍî~¶¨ÞDËÙr=1400r/min¡£¬FÔÚÈç¹ûÎÒÏò׌늙CµÄÞDËÙÊÇ1000r/min,ÄÇôÎÒµÄ׃îlÆ÷îlÂÊÔ“ÊÇÔõôӋËã°¡£¿ÖxÖx£¨¹¤îl50HZ£©
tlq302
¼‰„e: ¼Òˆ@³£¿Í
¾«ÈAÖ÷î}: 0
°lÌû”µÁ¿: 499 ‚€
¹¤¿ØÍþÍû: 559 üc
ÏÂÝd·e·Ö: 6362 ·Ö
ÔÚ¾€•rég: 247(С•r)
×¢ƒÔ•rég: 2008-08-08
×îºóµÇä›: 2025-07-25
²é¿´tlq302µÄ Ö÷î} / »ØÙN
1˜Ç  °l±íÓÚ: 2010-11-16 14:25
=1400/1000*50
±¾Ìû×î½üÔu·Öӛ䛣º
  • ÏÂÝd·e·Ö:+3(xqx666) ŸáÐÄÖúÈË
    tlq302
    ¼‰„e: ¼Òˆ@³£¿Í
    ¾«ÈAÖ÷î}: 0
    °lÌû”µÁ¿: 499 ‚€
    ¹¤¿ØÍþÍû: 559 üc
    ÏÂÝd·e·Ö: 6362 ·Ö
    ÔÚ¾€•rég: 247(С•r)
    ×¢ƒÔ•rég: 2008-08-08
    ×îºóµÇä›: 2025-07-25
    ²é¿´tlq302µÄ Ö÷î} / »ØÙN
    2˜Ç  °l±íÓÚ: 2010-11-16 14:27
    „‚²ÅŒ‘åeÁË‘ªÔ“ÊÇ1000/1400*50=35.7Hz

    精品国产一区二区三区AV蜜|一本加勒比HEZYO无码|91在线无码精品秘 入口九|天天干天天日天天射|亚洲无码私人影院