----- (mysql): SET CHARACTER SET utf8 ----- ----- (mysql): SELECT * FROM sb_products WHERE id=276010 ----- ----- (mysql): SELECT t1.val, t2.name, t2.id FROM sb_rules t1, sb_parameters t2 WHERE t1.kid=t2.id AND t1.pid=276010 ----- ----- (mysql): SELECT * FROM sb_cateparagroup WHERE cateid=1785 ----- ----- (mysql): SELECT * FROM sb_categorys WHERE id=1785 ----- ----- (mysql): SELECT t1 . * , t2.pid, t2.cateid, t2.seque FROM sb_parameters t1 LEFT JOIN ( SELECT * FROM sb_category_seque WHERE cateid =1785 ) AS t2 ON t2.pid = t1.id WHERE t1.id IN ( 1141, 10456, 10541, 969 ) ORDER BY t2.seque DESC ----- ----- (mysql): SELECT t1 . * , t2.pid, t2.cateid, t2.seque FROM sb_parameters t1 LEFT JOIN ( SELECT * FROM sb_category_seque WHERE cateid =1785 ) AS t2 ON t2.pid = t1.id WHERE t1.id IN ( 30, 13287, 10911, 13257 ) ORDER BY t2.seque DESC ----- ----- (mysql): SELECT t1 . * , t2.pid, t2.cateid, t2.seque FROM sb_parameters t1 LEFT JOIN ( SELECT * FROM sb_category_seque WHERE cateid =1785 ) AS t2 ON t2.pid = t1.id WHERE t1.id IN ( 1890, 9789, 32, 981, 192, 9788 ) ORDER BY t2.seque DESC ----- ----- (mysql): SELECT catename FROM sb_places WHERE id=133 LIMIT 1 ----- ----- (mysql): SELECT cname FROM sb_categorys WHERE id=1785 LIMIT 1 ----- ----- (mysql): SELECT * FROM sb_brands WHERE id=4614 ----- ----- (mysql): SELECT * FROM sb_categorys WHERE id=1785 ----- ----- (mysql): SELECT * FROM sb_categorys WHERE id=976 ----- ----- (mysql): SELECT * FROM sb_categorys WHERE id=945 ----- ----- (mysql): SELECT * FROM sb_categorys WHERE id=1785 ORDER BY sequence DESC ----- ----- (mysql): SELECT * FROM sb_categorys WHERE id=976 ORDER BY sequence DESC ----- ----- (mysql): SELECT * FROM sb_categorys WHERE id=945 ORDER BY sequence DESC ----- ----- (mysql): SELECT * FROM sb_products WHERE class_id = 1785 and id not in (276010) and status = 1 order by pxid desc, id desc limit 5 ----- ----- (mysql): SELECT * FROM sb_customers ORDER BY id DESC LIMIT 5 ----- ----- (mysql): SELECT t1.*, t2.content as template FROM sb_adv t1 , sb_adt t2 WHERE t1.starttime <= now() AND t1.endtime >= now() AND t1.status=1 AND t2.status=1 AND t1.aid=t2.id AND t2.lang='cn' AND t2.tagname='product1' AND t1.pid=276010 AND t1.tid=1 ----- ----- (mysql): SELECT t1.*, t2.content as template FROM sb_adv t1 , sb_adt t2 WHERE t1.starttime <= now() AND t1.endtime >= now() AND t1.status=1 AND t2.status=1 AND t1.aid=t2.id AND t2.lang='cn' AND t2.tagname='product2' AND t1.pid=276010 AND t1.tid=1 ----- ----- (mysql): SELECT t1.*, t2.content as template FROM sb_adv t1 , sb_adt t2 WHERE t1.starttime <= now() AND t1.endtime >= now() AND t1.status=1 AND t2.status=1 AND t1.aid=t2.id AND t2.lang='cn' AND t2.tagname='product3' AND t1.pid=276010 AND t1.tid=1 ----- ----- (mysql): SELECT t1.*, t2.content as template FROM sb_adv t1 , sb_adt t2 WHERE t1.starttime <= now() AND t1.endtime >= now() AND t1.status=1 AND t2.status=1 AND t1.aid=t2.id AND t2.lang='cn' AND t2.tagname='product4' AND t1.pid=276010 AND t1.tid=1 ----- ----- (mysql): SELECT * FROM sb_productuser WHERE pid = '276010' AND utype = '1' AND status = 1 ORDER BY price DESC, id DESC LIMIT 5 ----- ----- (mysql): SELECT * FROM sb_productuser WHERE pid = '276010' AND utype = '1' AND status = 1 ORDER BY price DESC, id DESC LIMIT 5 ----- ----- (mysql): update sb_products set hits = hits+1 where id=276010 ----- ----- (mysql): SELECT * FROM sb_comments WHERE category = 'products' and source = 276010 and status = 1 order by createtime desc ----- ----- (mysql): SELECT count(*) as num FROM sb_comments where category = 'products' and source = 276010 and status = 1 ----- ----- (mysql): SELECT point, count( id ) AS num FROM sb_comments WHERE ctype = '1' AND category = 'product' AND source = '276010' GROUP BY point ----- ----- (mysql): SELECT search_value FROM sb_search_keys ORDER BY (customer+admin) DESC, last_search DESC LIMIT 0, 4 ----- 1146: Table '51select.sb_search_keys' doesn't exist 美国RYCOM 地下管线探测仪 8831-益择网-专业的仪器网上选购商城

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最新产品 > 物理分析仪器 > 大地测量仪器 > 管线探测仪>美国RYCOM 地下管线探测仪 88...

更新时间:2025-06-15 02:16:03 点击:582次

产品型号 8831
参考报价 返回顶部 面议
基本规格
产品类型 返回顶部 管线探测仪
品牌 返回顶部 美国Rycom
产地 返回顶部 美国
返回顶部 我来纠错(有奖)
技术参数
工作温度 返回顶部 -10º°C 至 55°Cº
电源 返回顶部 8831-00 使用 12V、6.5 AH 铅酸充电电池,8831-01 使用 6V 便携式电池
工作环境 返回顶部 -10º°C 至 55°Cº
仪器尺寸 返回顶部 发射机:27.3 x 20.3 x 18.3cm,接收器:14.3 x 13.5 x 8.4
其他信息
产品简介

产品特点

 

音调频率 ~ 81 5Hz

音调识别器调制速率 ~ 3.2 /

输出功率 ~ 3W标称值

最高开路电压 ~ 400V 交流峰-峰值

电源 ~ 8831-00 使用 12V6.5 AH 铅酸充电电池8831-01 使用 6V 便携式电池。

工作温度 ~ -10º°C 55°Cº14°ºF 131°ºF

尺寸 ~ 10.75in. x 8in. x 7.2in. (27.3 x 20.3 x 18.3cm)

重量 ~ 8831-00 12.5 lb (5.67kg) 8831-01 9.3lb (4.22kg)

接收器:

输入频率 ~ 81.5Hz

增益控制 ~ 120dB(最小值)

扬声器输出 ~ FM 频率范围 500 5000Hz(典型值)

扬声器输出 ~ AM 频率范围 2500Hz(内部可调)

滤波器抑制 大于 95dB540Hz 时)

大于 100dB60Hz 时)

电源 ~ 4 1.5V “C”型电池

工作温度 ~ -10º°C º 55º°C 14º° F 131º°ºF

尺寸 ~ 5.6in. x 5.3in. x 3.3in. (14.3 x 13.5 x 8.4)

重量 ~ 2.2lb (1.0kg)  


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