| Spectra/Mesh 屏幕光盘式定性滤纸,47毫米 | 11 | ¥1190.00 | ¥1190.00 | | ¥1190.00 |  |
| Krohne CP VE22 VE52质量流量计,3/8" 110V | 676 | ¥67680.00 | ¥67680.00 | | ¥67680.00 |  |
| TES-1339R记忆式数字式照度计 | 12 | ¥1288.00 | ¥1288.00 | | ¥1288.00 |  |
| Spectra/Mesh 145799 屏幕光盘式滤膜 | 12 | ¥1210.00 | ¥1210.00 | | ¥1210.00 |  |
| 美国Quest 经济型声级计2100 | 157 | ¥15720.00 | ¥15720.00 | | ¥15720.00 |  |