对于元素硫在含硫酸性气体中的溶解度预测，本文同时新建了缔合模型和EOS模型。
Secondly, a newly associated model and EOS model are established to calculate the solubility of the elemental sulfur in sour gas with hydrogen sulfide.
将溶解度参数理论应用于脱附剂选择，理论预测与实验结果吻合较好，在脱附剂选择的定量理论指导方面进行了新的尝试。
Applying the theory of solubility parameter, an attempt at choosing desorption solvent theoretically and quantitatively is made, and the experimental result coincides with theoretical ones.
同时，提出了利用铬当量法预测铁合金中氮溶解度的理论方法。
A theoretical method, which is based on chromium equivalent theory, to predict the nitrogen solubility in liquid ferroalloy is also given in the paper.
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