只有制氮设备的稳定运行，才能保证氮气供应。
The supply of nitrogen gas can be ensured only by steady run of nitrogen generator.
制氮设备依靠分子运动理论，由空气中分离富集氮气，中空纤维膜是其关键技术所在。
Nitrogen-production equipment, in accordance with molecule movement theory, is to separate and enrich nitrogen from air, and hollow fiber membrane is the key.
油田用制氮设备冷却系统的特点是体积庞大，要求冷却的介质种类较多，可靠性要求高。
The made-nitrogen equipment for oil field needs a bulky cooling system that is not only compatible with many kinds of mediums but also with high dependability.
简要介绍了油田用制氮设备冷却系统的设计开发，为今后大型冷却系统的开发工作积累了宝贵的经验。
This paper briefly introduces how to design such a cooling system, and accumulates many valued experience on exploitation of such large cooling system.
采用等离子轰击扩渗钛、氮、碳技术处理制碱工业设备中的一些易损件，经现场实验，初见成效。
By field experiments, the technique of infiltration of titanium, nitrogen and carbon by plasma bombardment has proved effective in treatment of some wearing parts in soda manufacturing equipment.
简单分析了设备运转时的注意事项及停机后恢复制氮、制氧的操作。
The matters needing attention when the plant is in operation and the operation for reproducing nitrogen and oxygen after shutdown are given.
简单分析了设备运转时的注意事项及停机后恢复制氮、制氧的操作。
The matters needing attention when the plant is in operation and the operation for reproducing nitrogen and oxygen after shutdown are given.
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