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| 类别名称：防爆倒顺开关 |
| 设备用途：石油化工 |
| 摘要：铝合金防爆倒顺开关 防爆倒顺开关生产厂家 批发防爆倒顺开关 |
select id,productname,image,descriptions,prodsortid from plproduct where userid='chinazcfb' AND productsortids='2671548' AND (class>-1 or class=-3 or class=-1000 or class=-1001) and yzt2 in (2,3) order by xuhao asc limit 0,10===0
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