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| Ashcroft A2-Z-A-M02-15-F2-30#-G 过程仪表 | 42 | ¥4260.00 | ¥4260.00 | | ¥4260.00 |  |
| Thermo Scientific 30003-104030 Hypersil硅胶柱 - 长度100mm,ID4.0毫米,3μm的颗粒大小 | 47 | ¥4775.00 | ¥4775.00 | | ¥4775.00 |  |
| HI98185防水型测定仪 | 77 | ¥7700.00 | ¥7700.00 | | ¥7700.00 |  |