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| Levitronix 100-90622超高纯度液体超声波流量计,U形管; 0至50 LPM,3/4“OD管连接 | 188 | ¥18890.00 | ¥18890.00 | | ¥18890.00 |  |
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| CHEMVAK 无油活塞式真空泵 V610 | 45 | ¥4500.00 | ¥4500.00 | | ¥4500.00 |  |
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