| | Ashcroft 30-2074-SD-02L-30IHGV/15# 数字压力表 | 35 | ￥3500.00 | ￥3500.00 | | ￥3500.00 |  |
| | Cole-Parmer FS1-200-6V 变截面流量计 | 35 | ￥3553.00 | ￥3553.00 | | ￥3553.00 | |
| | Cole-Parmer FS1-300-6V 变截面流量计 | 35 | ￥3553.00 | ￥3553.00 | | ￥3553.00 | |
| | 美国GPI GM005A2R21-7涡轮流量计 | 135 | ￥13570.00 | ￥13570.00 | | ￥13570.00 | |
| | Sensydine 气体流量校准器 专用 皂液 P/N800450 | 10 | ￥1000.00 | ￥1000.00 | | ￥1000.00 | |
