Expanding circulating oil cavity on hydrogen side can make circulation free.

扩大氢侧回油腔的容积改进了国产机回油不畅的问题。

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The coupling oscillation will be excited occasionally and will result in changing oil between air side and hydrogen side, or result in the hydrogen escape from the inside of generator, etc.

目前采用的发电机密封油系统，由于种种原因，运行不稳定，有时还会激发系统的耦合震荡，导致发电机进油、漏氢等后果。

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Cameras and an inspection team spotted the bat clinging to the side of Discovery?s 15-story external tank as it was being fueled with propellant ? super-cold liquid hydrogen and liquid oxygen.

摄像机和一个检查小组捕捉到了这只蝙蝠的图像，它紧紧地贴在发现号15层的外置燃料箱上，当时正在进行灌注燃料（超低温的液氢和液氧）的程序。

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On one side of the membrane, hydrogen is decomposed into its constituent electrons and protons.

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The highly reactive oxygen combines with hydrogen and carbon monoxide on the fuel side to make water and CO 2.

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Gunnar Lindstrom, who is charged with marketing Honda's alternative fuel vehicles in the U.S., believes that by 2020 six fuels will split the market: gasoline, diesel, biofuels, hydrogen, natural gas and electricity, perhaps working side by side in a single vehicle.

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