nitrogen-sealed
氮气密封变压器 nitrogen-sealed transformer
氮气密封装置 nitrogen gas seal equipment
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介绍了高炉煤气压缩机采用氮气密封的改造。
Reformation of nitrogen seal of blast furnace gas compressor is introduced.
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概述了油品蒸发损耗的机理。介绍了氮气密封技术在储运生产中的应用。
The mechanism of oil vapour loss is discussed and the application of nitrogen gas sealing technique to store and transportation is introduced.
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