| | 聚碳酸酯膜过滤器，50毫米 | 30 | ￥3050.00 | ￥3050.00 | | ￥3050.00 |  |
| | 美国TSI APM-A-LTL AirPro Mobile Advance App - Long-Term (APM-A-LTL) | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
| | Aero-Particle Sizer 气溶胶粒径谱仪 | 0 | ￥0.00 | ￥0.00 | | ￥0.00 | |
| | International Enviroguard Labcoat Sms 2226S | 14 | ￥1499.90 | ￥1499.90 | | ￥1499.90 | |
