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| AirTamer A600 空气净化机 | 34 | ¥3491.00 | ¥3491.00 | | ¥3491.00 |  |
| PolyScience 循环仪; -10至70°C; 0.25马力 | 376 | ¥37650.00 | ¥37650.00 | | ¥37650.00 |  |
| 19-1/2“L 滤芯,抗菌的百褶聚酯,50微米标 | 12 | ¥1210.00 | ¥1210.00 | | ¥1210.00 |  |
| Mark-10 SBC2000压力传感器 | 61 | ¥6170.00 | ¥6170.00 | | ¥6170.00 |  |