“ortho-para hydrogen conversion system”的概念、定义、翻译、参考文献-科学参考

单词	ortho-para hydrogen conversion system
释义	ortho-para hydrogen conversion system Encyclopedia 工学氖氢氦液化系统释 ortho-para hydrogen conversion system正仲氢转化系统氢液化系统中，将正氢催化转化为仲氢的系统装置。
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