... helium handling and storage system 氦气处理及贮存系统 helium heat exchanger 氦气换热器 helium ionization detector 氦电离检测器 ...
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helium-water heat exchanger 氦
helium-to-boiling-water heat exchanger 氦气
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The pre-cooler, also known as the heat exchanger, is made up of a huge number of tubes that use compressed helium to cool the air around it.
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