起订量:
性能特点:
| JY-2.5 | -0.1-0.25Mpa -0.1-0.4Mpa -0.1-0.6Mpa |
| JY-0.6 | 0.04-0.6Mpa |
| JY-6 | 0.1-6Mpa |
| JY-25 | 0.5-25Mpa |
| JY-60 | 1-60Mpa |
| JY-100 | 1-100Â Mpa |
| Jy-250 | 5-250Mpa |