| 1. | The central unit is a rotary drum .
核心设备是一个旋转的滚筒。 |
| 2. | A control system for a new diesel rotary distributor pump is here introduced .
这里介绍一种新型柴油机回转式分配泵的控制系统。 |
| 3. | The lead pump is usually of the simple rotary design which requires little attention .
铅液泵通常是一个简单的旋转装置，很少需要维护。 |
| 4. | Use of a rotary vacuum evaporator will expediate the concentration steps in the procedure .
使用一座旋转真空蒸发器将会加快操作手续的浓缩过程。 |
| 5. | Endows annual seminars at a rotary center
捐赠在扶轮中心所举行的年度研习会议。 |
| 6. | Hydraulic tap hole drill with folding rotary mechanism
转臂折叠式全液压开铁口机 |
| 7. | Improving on automatic device for rotary fan
11型局部通风机自动切换监控器的研制 |
| 8. | The maintenance of the rotary head gamma kinfe
旋转式头部伽玛刀的维护与保养体会 |
| 9. | Rotary positive displacement pumps - technical requirements
回转容积泵.技术要求 |
| 10. | Rotary positive displacement pumps . technical requirements
旋转变容泵.技术要求 |
