The H-N ratio in the production of synthetic ammonia is one of the most important parameters to increase the product yield which is an efficiency measure to keep the optimal production.
氢氮比是合成氨装置最为关键的参数之一，保持比值始终处于最佳状态是提高合成氨产量的有效措施。
The effect of molar ratio of n-butanol to lactate, the amount of catalyst, reaction time and water-carrying agent on the yield of ester was studied. The optimal condition of reaction was determined.
考察了醇酸比、催化剂用量、反应时间及带水剂对产率的影响，确定了该反应的最佳条件。
Conclusion: the optimal process conditions are easy for operation, and high in utilization ratio of volatile oils and the yield of inclusion compound.
结论：实验得出的最佳包合工艺操作简便，挥发油利用率和包合率较高。
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