| 1. | Traditional systems have used oil diffusion pumps . 常规的系统使用油扩散泵。 |
| 2. | Development of new - type k - 800a high vacuum oil diffusion pump 高真空油扩散泵的研制 |
| 3. | Standard test method for measured speed of oil diffusion pumps 测量油扩散泵速度的试验方法 |
| 4. | Maintenance of oil vapour diffusion vacuum pump 油扩散泵的维修 |
| 5. | Maintenance of mechanical vacuum pump 油扩散泵的维修连载 |
| 6. | Revieus of high vacuum diffusion pumps manufactured in former ussr 前苏联高真空扩散泵统一系列工作的回顾 |
| 7. | Kt series diffusion pumps 系列扩散泵机组 |
| 8. | Kt series diffusion pumps - product - longkou bite vacuum technology co . , ltd Kt系列扩散泵机组-产品廊-口市比特真空技术有限公司 |
| 9. | Booster diffusion pump 增压扩散泵 |
| 10. | Mercury diffusion pump 汞扩散泵 |