单词 | Vacuum pump |
例句 | 1. CPI double ester synthesis vacuum pump oil. 2. Vacuum pump repair package Vacuum pump lubrication. 3. The Henry Milker is a hand-operated vacuum pump. 4. Always maintain the vacuum pump! 5. External vacuum pump, low consumption, applied to small production. 6. Also supply high vacuum pump spares precision plus. 6. try its best to gather and create good sentences. 7. Water ring vacuum pump is a rotary vacuum pump. 8. Suitable for all types of vacuum pump lubrication. 9. Curves and tables refer to vacuum pump at normal operating temperature. 10. Includes: infeed table, membrane press , outfeed table, vacuum pump, oil heater. 11. Water ring type vacuum pump release vacuum of inhaling, can economize the electricity. 12. If use SK series water ring vacuum pump or ZSWJ series hydraulic inject vacuum pump sets, condensator can not be used and the investment could be saved. 13. Major equipment: clean water pump, chemicals feeding pump, vacuum pump and mud scraper, etc. 14. To sum up, the water ring vacuum pump is a pump chamber on the changes in volume to achieve suction, compression and exhaust, so it belongs to varactor -type vacuum pump. 15. The starting motor, the vacuum pump starts to work, adsorbs the floor to produce the adsorption results. 16. Therefore, when using the vacuum pump protection devices need cleaning and drying to remove the low boiling point solvent into the pump, acid gases and solid particles. 17. Of a rotary vane vacuum pump, or a liquid ring vacuum pump. 18. Usually, both the vacuum pump and a constriction ring are used together. 19. A vacuum pump creates negative pressure for correct operation of the filtrate recovery system. 20. For example, one fabricator installed an oil trap in the line between the vacuum pump and chamber in a lyophilizer with an internal condenser. 21. The optimum performance of a vacuum degasser not only depends on the proper matching of the vacuum pump with sewage pump, but also on the holding... 22. The pumping speed is predicted according to the vacuum-pumping program, and it is very instructive and meaningful for choosing the vacuum pump in the succeeding phase. 23. Water pump housing, Hubs, Bearing housing, Dampers hub oil ring, sector shaft, oil pump cover, water in let and outlet, vacuum pump . 24. The lower air cylinder is connected with vacuum reservoir that is connected with the vacuum pump. 25. The utility model relates to a preservation type water-jet vacuum pump, which comprises a Venturi tube, a sucking room and a jet. 26. The determination and the selection of speed characteristic factor of vacuum pump are described with practical example. 27. For the rail tank wagon, an analysis is made to the issues that top-unloading oil of vacuum unloading system will produce tail gas from vacuum pump and air-lock due to high temperature. 28. Vacuum distillation using the dropper with the exhaust port and the access protection tube to prevent leakage of liquid directly into the vacuum pump. 29. This paper introduced a new type and special structured vacuum pump unit suitable for dry type reduced-pressure distillation. 30. The siphonage style forms vacuum by under-water pump adding water shooting device or vacuum pump, discharging sludge by liquid pressure difference. 31. Fast startup - output deoxygenated water simultaneously with the vacuum pump turning on. 32. The pump features a variable discharge port design which adjusts automatically to the internal compression ratio of the vacuum pump resulting in maximum efficiency throughout the vacuum range. 33. In this paper, the speed calculating formula which is represented by speed characteristic factor of vacuum pump is given. 34. The vacuum degas unit consists of vacuum degas machine, vacuum pump and acentric pump. 35. The degasification mechanism of a vacuum drilling fluid degasser, the matching of the vacuum pump with sewage pump and the selection of various parameters are discussed. 36. Hydrokinetics calculating software FLUENT is adopted to make numerical simulation to supersonic mixing process of air jet vacuum pump. 36. try its best to gather and create good sentences. 37. Since the material of atmospheric condenser, barometric discharge pipe, pump casing of follow-up water ring vacuum pump, impeller, and moisture tank was upgraded and anticorrosive p... 38. Vacuum pump to maintain the cleanliness and prevent debris into the pump. 39. The Hery Henry Milker is a hand operated vampire pomphand - operated vacuum pump. 40. Main products: vessel gear case, hydraulic pressure clutch, hydraulic pressure double and branch driver, timing clutch, reducer, vacuum pump etc. 41. Comparison of vacuum is made between the single and double suction vacuum pump, between the unit with balance passage and that without balance passage. 42. The device comprises a pressure stabilizing chamber, a vacuum valve, a container, a vacuometer, an air bottle and a vacuum pump. 43. Machine process center to route, shape, drill and caut parts or panels, with laser locating system, vacuum hold-down system, vacuum pump, control cabinet and software. 44. There are many kinds of rotor profiles for roots vacuum pump. 45. Refer to Group 5, Brake System for vacuum pump information and testing. 46. In many developed countries, such as America, Japan, conventional oil vacuum pump has been replaced by dry screw vacuum pump in more and more fields. 47. The utility model relates to a rotary-vane vacuum pump, which provides a column spiral torsional spring which is used for replacing a column spiral compressing spring. 48. Finally, the speed characteristic factor of vacuum pump and its application are described. 49. To power the machine, several people would turn a crank arm connected to the vacuum pump. 50. This deformation happens when the vacuum pump is switched on and off. 51. The distributed source boundary point method(DSBPM) based nearfield acoustic holography(NAH) is used for identifying and localizing noise sources of the roots vacuum pump. 52. The theory of the vacuum pump is actually very simple. 53. The trouble of fluctuating current for vacuum pump has thoroughly been removed through an improvement of controlled circuit. 54. It is a positive displacement vacuum pump, which can pump gas by rotating slide valve to change cubage of gas- absorbing cavity. 55. The utility model relates to a discharge silencer with raffinate recovering function, arranged on the spiral rod type vacuum pump which sucks gas with coagulability matters. 56. LS series wet roots vacuum pump is a rough vacuum pumping equipment. 57. This article introduces the structure of CAD software on steam jetting vacuum pump. Emphasis is given to its optimum design, parameter graph and automatic assembly. 58. The distributed source boundary point method based nearfield acoustic holography is used for identifying and localizing noise sources of the roots vacuum pump. 59. This paper describes performance of drawing saturated steam with air for water ring vacuum pump. 60. The invention relates to an all volution rotary drying vacuum pump, belonging to the vacuum production equipment field. 61. The utility model provides a double-stage slide valve vacuum pump, which consists of an air pipe and two slide valve cylinders. 62. This Model Vacuum Pump can be used along, or as the backing pump of the other kinds of pumps, such as booster pump, diffusion pump, molecular pump etc. 63. If the compressor (12) or the vacuum pump (10) vibrate too strongly, the rotative frequency of the drive motor (14) can thus be simply modified to prevent resonance effects. |
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