| 1. | Sealed oil chamber does not require constant monitoring of oil level 密封的油箱,不需要经常观察油量的多少。 |
| 2. | Stern tube sealing oil pump 艉轴管轴封油泵 |
| 3. | Quality standard for in - service sealing oil of generator using hydrogen as a coolant 运行中氢冷发电机用密封油质量标准 |
| 4. | It is made from petroleum . the n series can be used as lubrication and sealing oil at low temperatures N系列适用在较低气温条件下作机械润滑及压缩机密封用油等 |
| 5. | In an investigation , the hard packing was used to isolate the seal oil from the process fluid for recovering the seal oil from the catalytic hot oil pump 在回收催化热油泵密封油的试验中,用硬填料作为密封油和介质的隔离装置。 |
| 6. | Underground water - sealed oil storage cave is a large scale underground project , and rockburst is one of the geologic hazards that will possibly occur during the excavation of the cave 摘要地下水封石洞油库属于大型地下工程,岩爆灾害是施工过程中可能引发的地质灾害之一。 |
| 7. | This paper expounds the structural design and operating mode of the sealing oil system of a turbogenerator with a detailed description of its simulation - based mathematical model set up for the system 描述了汽轮发电机密封油系统的结构及其操作方式,并重点建立了该系统的仿真数学模型。 |
| 8. | Saturated hydrocarbon fractions of free oil , sealing oil and bound oil , which are extracted from six oil sands of yanchang formation in xifeng oilfield of northwestern ordos basin , northwest china , have been analyzed by gc / msd ( 6890n / 5973n ) in order 摘要对鄂尔多斯盆地西峰油田三叠系延长组六个油砂样品中游离烃、封闭烃、束缚烃的饱和烃馏分进行了gc - ms分析。 |
| 9. | Abstract : after reforming circulating hydrogen compressor put intooperation , the sealing oil was leaked always to the system , and it menaced the safe operation of platforming catalyst . finally the non - contact type mechanical sealing was adopted , so the problems were solved 文摘:重整循环氢压缩机组开车后,密封油一直向系统窜油,严重威胁铂重整催化剂安全使用,最后改为非接触式机械密封,问题得以解决。 |
| 10. | It brings remarkable economic results and social beneficial results . this paper ' s research focuses on the following aspects : 1 ) aerial compressor reconstruction with float hoop seal : solving the problems of severe abrasion of labyrinth seal , medium contamination of seal oil and seal oil leakage to the lubricating oil system 本文主要针对离心压缩机中富气和循环氢气压缩机的密封技术,进行了以下几个方面的研究: 1 )富气压缩机浮环密封的技术改造,对迷宫密封损坏严重、密封油受到介质污染、密封油窜入润滑油系统等问题进行了研究。 |