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pb-2712pq

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¥ 395.089498

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¥ 306.192026

¥ 3061.92026

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¥ 281.633166

¥ 7040.82915

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¥ 257.727964

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¥ 239.892442

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¥ 227.659701

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产品参数

产品属性	属性值
商品目录	蜂鸣器
驱动方式	无源(外部驱动)
构造类型	压电式
工作电压	3V~28V
频率	2.5kHz
工作电流	15mA
声压(SPL)	90dB
直径	30mm
长度	-
宽度	-
高度	16mm
工作温度	-20℃~+70℃

PDF描述： 8 Ohms 通用扬声器 1.05 kHz ~ 1.45 kHz 顶部圆形

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CONNECT:[ UseTime:0.000615s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='pb-2712pq' and brandshort='mallory sonalert' limit 1 [ RunTime:0.000612s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.001030s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'pb-2712pq' LIMIT 1 [ RunTime:0.000272s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001800s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'pb-2712pq' LIMIT 1 [ RunTime:0.000352s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.001336s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'pb-2712pq' OR `brand` LIKE 'mallory sonalert%' ) ) LIMIT 1 [ RunTime:0.002733s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.001105s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'pb-2712pq' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.000457s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'pb-2712pq' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.000703s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.000680s ]

0.178091s

pb-2712pq

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总价金额： ￥ 395.089498

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产品参数

PDF描述： 8 Ohms 通用 扬声器 1.05 kHz ~ 1.45 kHz 顶部 圆形

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总价金额：￥ 395.089498

PDF描述： 8 Ohms 通用扬声器 1.05 kHz ~ 1.45 kHz 顶部圆形