oxygen enrichment是什么意思 oxygen enrichment怎么读
oxygen enrichment的用法和样例
- Membrane technology of oxygen enrichment has been widely used for combustion assistance.
摘要膜法富氧及其助燃技术的应用非常广泛。 - However, direct use of oxygen, or enrichment of the air with oxygen, is necessary for some processes.
但是对于某些过程，直接使用氧或富氧空气是必要的。
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