²é¿´: 2784  |  »Ø¸´: 9
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

weijingoulu

Ìú¸Ëľ³æ (СÓÐÃûÆø)

[ÇóÖú] ÆÕͨѹµçÌմɺͳ¬ÉùѹµçÌÕ´ÉÓÐÊ²Ã´Çø±ð£¿ ÒÑÓÐ1È˲ÎÓë

1¡¢ÆÕͨѹµçÌմɺͳ¬ÉùѹµçÌÕ´ÉÓÐÊ²Ã´Çø±ð£¿
ÎÒÔÚÒ»¸ö¹úÍâµÄÍøÉÏ¿´µ½ÖÖÆÕͨµÄѹµçÌÕ´É£¬ËüµÄUnloaded resonance frequency>486kHz£¬¶øÂòµÄ¹úÄÚµÄѹµçÌÕ´ÉPZT-8£¬ÐÔÄܲÎÊýÖÐÓÐFsºÍFp£¬ ²î²»¶à·Ö±ðÊÇ46KHzºÍ49KHz

2¡¢´ó¹¦ÂÊѹµçÌÕ´É£¨ÈçPZT-8£©µÄ´ó¹¦ÂÊÌáÏÖÔÚÄÄ£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

weijingoulu

Ìú¸Ëľ³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by ivansdk at 2015-07-08 21:12:58
Ã»Ê²Ã´Çø±ð£¬Í¬ÖÖ²ÄÁϵÄгÕñƵÂʺͳߴçÓйء£
P8µÄ»úеƷÖÊÒòÊý±È½Ï¸ß£¬»úµçת»¯Ð§Âʸߣ¬·¢Èȵͣ¬Êʺϴó¹¦ÂÊ»»ÄÜÆ÷¡£

²éµ½µÄ¼¸ÖÐѹµçÌÕ´ÉÖÐ

PZT-5H µÄd33=593e-12m/v
PZT-8   µÄd33=218e-12m/v

ÕâÑù¿´À´ÊDz»ÊÇÔÚͬÑùµÄµçѹ¼¤ÀøÏ£¬PZT-5HÌÕ´ÉÉϲúÉúµÄÎ»ÒÆ±ÈPZT-8´óһЩ¡£

»úµçת»»Ð§ÂÊÊÇ¿¼Âǹ¦ÂʵÄÂð£¿Èç¹ûÎÒ²»¿¼Âǹ¦Âʵϰ£¬µ¥¶À´Ó²úÉúµÄ±äÐÎÉÏ¿´£¬ÊDz»ÊÇPZT-5H±ÈPZT-8ºÃһЩ°¡
4Â¥2015-07-09 08:33:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 10 ¸ö»Ø´ð

ivansdk

ľ³æ (ÕýʽдÊÖ)

ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Ã»Ê²Ã´Çø±ð£¬Í¬ÖÖ²ÄÁϵÄгÕñƵÂʺͳߴçÓйء£
P8µÄ»úеƷÖÊÒòÊý±È½Ï¸ß£¬»úµçת»¯Ð§Âʸߣ¬·¢Èȵͣ¬Êʺϴó¹¦ÂÊ»»ÄÜÆ÷¡£
ĪÎÊǰ³Ì
2Â¥2015-07-08 21:12:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

weijingoulu

Ìú¸Ëľ³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by ivansdk at 2015-07-08 21:12:58
Ã»Ê²Ã´Çø±ð£¬Í¬ÖÖ²ÄÁϵÄгÕñƵÂʺͳߴçÓйء£
P8µÄ»úеƷÖÊÒòÊý±È½Ï¸ß£¬»úµçת»¯Ð§Âʸߣ¬·¢Èȵͣ¬Êʺϴó¹¦ÂÊ»»ÄÜÆ÷¡£

Èç¹ûÎÒ¶ÔÆÕͨÌմɼÓÉϳ¬ÉùƵÂʵĵçѹ»á²úÉúʲôÑùµÄЧ¹û£¬Ñ¹µçÌմɵıäÐÎÄܸúµÃÉϵçѹµÄ±ä»¯Âð£¿
3Â¥2015-07-09 08:25:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ivansdk

ľ³æ (ÕýʽдÊÖ)

ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÒýÓûØÌû:
3Â¥: Originally posted by weijingoulu at 2015-07-09 08:25:18
Èç¹ûÎÒ¶ÔÆÕͨÌմɼÓÉϳ¬ÉùƵÂʵĵçѹ»á²úÉúʲôÑùµÄЧ¹û£¬Ñ¹µçÌմɵıäÐÎÄܸúµÃÉϵçѹµÄ±ä»¯Âð£¿...

ÆÕͨѹµçÌÕ´É×ö³É¹²ÕñƵÂʽӽü³¬ÉùƵÂʵÄÕñ×ÓÒ²¿ÉÒÔ·¢³ö³¬Éù¡£Ëùν³¬ÉùÌմɾÍÊÇÐÔÄܸüÊʺϳ¬Éù»»ÄÜÆ÷µÄѹµçÌÕ´É¡£
¿´ÏÂÁÖÊéÓñµÄ³¬Éù»»ÄÜÆ÷µÄÔ­Àí¼°Éè¼Æ¡£
ĪÎÊǰ³Ì
5Â¥2015-07-09 09:01:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ªÁÖ´óѧ²ÄÁÏѧ˶321Çóµ÷¼Á +9 Ymlll 2026-03-18 12/600 2026-03-20 00:01 by 23Postgrad
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйúº£Ñó´óѧ£¬ÉúÎïѧ£¬301·Ö£¬Çóµ÷¼Á +5 1ËïÎò¿Õ 2026-03-17 6/300 2026-03-19 23:46 by zcl123
[¿¼ÑÐ] 294Çóµ÷¼Á²ÄÁÏÓ뻯¹¤×¨Ë¶ +14 ݤÎÉ­ÁÖ 2026-03-18 14/700 2026-03-19 22:38 by ѧԱ8dgXkO
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤ Çóµ÷¼Á +14 enenenhui 2026-03-13 15/750 2026-03-19 21:53 by allen-yin
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϾ©Àí¹¤´óѧ085701×ÊÔ´Óë»·¾³302·ÖÇóµ÷¼Á +3 ¿ûè÷ÎÀ¶Ó 2026-03-18 5/250 2026-03-19 19:35 by ¸øÄãÄã×¢ÒâÐÝÏ¢
[¿¼²©] ¶«»ªÀí¹¤´óѧ»¯²Äרҵ26½ì˶ʿ²©Ê¿ÉêÇë +8 zlingli 2026-03-13 8/400 2026-03-19 16:32 by ÇáËɲ»ÉÙËæ
[¿¼ÑÐ] 266Çóµ÷¼Á +5 ÑôÑôÍÛÈû 2026-03-14 10/500 2026-03-19 15:08 by ÑôÑôÍÛÈû
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +7 Ϊѧ666 2026-03-16 7/350 2026-03-19 14:48 by ¾¡Ë´Ò¢1
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ £¬070300»¯Ñ§Ñ§Ë¶£¬×Ü·Ö287£¬Ë«·ÇÒ»±¾£¬Çóµ÷¼Á¡£ +3 ³¿»èÏßÓëÐǺ£ 2026-03-19 3/150 2026-03-19 13:36 by houyaoxu
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +6 Ð÷ÐÒÓë×Ó 2026-03-17 6/300 2026-03-19 13:27 by houyaoxu
[¿¼ÑÐ] ²ÄÁÏר˶ӢһÊý¶þ306 +5 z1z2z3879 2026-03-18 5/250 2026-03-19 07:43 by BruceLiu320
[¿¼ÑÐ] ¹¤¿Æ²ÄÁÏ085601 279Çóµ÷¼Á +6 À§ÓÚÐdz¿ 2026-03-17 6/300 2026-03-18 10:21 by kkcoco25
[»ù½ðÉêÇë] ±»ÎÒÑÔÖУºÐÂÄ£°å²»Ç¿µ÷¸ñʽÁË£¬¼Ùר¼Ò¿ªÊ¼¹Ü¸ñʽÁË +4 beefly 2026-03-14 4/200 2026-03-17 22:04 by »ÆÄñÓÚ·ÉChao
[¿¼ÑÐ] 085601Çóµ÷¼Á +4 Du.11 2026-03-16 4/200 2026-03-17 17:08 by ruiyingmiao
[¿¼ÑÐ] ÓÐûÓеÀÌú/ÍÁľµÄÏëµ÷¼ÁÄÏÁÖ£¬¸ø×Ô¼ºÕÐʦµÜÖС« +3 TqlXswl 2026-03-16 7/350 2026-03-17 15:23 by TqlXswl
[¿¼ÑÐ] ¶«ÄÏ´óѧ364Çóµ÷¼Á +5 JasonYuiui 2026-03-15 5/250 2026-03-16 21:28 by ľ¹Ï¸à
[¿¼ÑÐ] 0703 ÎïÀí»¯Ñ§µ÷¼Á +3 ÎÒ¿ÉÒÔÉϰ¶µÄ¶Ô 2026-03-13 5/250 2026-03-16 10:50 by ÎÒ¿ÉÒÔÉϰ¶µÄ¶ÔÂ
[¿¼ÑÐ] 0856ר˶279Çóµ÷¼Á +5 ¼ÓÓͼÓÓÍ£¡? 2026-03-15 5/250 2026-03-15 11:58 by 2020015
[¿¼ÑÐ] 085601²ÄÁϹ¤³Ì315·ÖÇóµ÷¼Á +3 yang_0104 2026-03-15 3/150 2026-03-15 10:58 by peike
[¿¼ÑÐ] 330Çóµ÷¼Á +3 ?½´¸øµ÷¼Á¹òÁË 2026-03-13 3/150 2026-03-14 10:13 by JourneyLucky
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û