NASA格伦研究中心的低温专家们将开发模型， 来探索冷冻剂和气体的压力混合物， 以及他们将如何伴随温暖的潜艇起（化学）反应。
Cryogenic experts at the NASA Glenn Research Center will develop models to explore mixtures and pressures of cryogens and gases and how they would react with a warm submarine.
与气体中的添加剂完全不发生化学反应。
它是在某种催化剂参与下，由无水氨和二氧化碳气体在高压条件下反应生成的。
It is prepared by reacting anhydrous ammonia and carbon dioxide gas under very high pressure in the presence of a suitable catalyst.
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