分析了燕化化工一厂目前的供冷方式及存在的问题，对单效型溴冷机的技术参数、年运行费用等进行了全面的分析比较。
In this paper, the way of providing cold energy and the existing Problem were discussed, the specification and annual operation cost of the single-action on liBr-Refrigeratory were thoroughly studied.
金的其中一个招牌动作便是原地的单腿屈膝燕式旋转，这个动作常常被称为“妍式旋转”。
One of Kim's signature moves is her bent-leg layover 5 camel spin, frequently called the Yu-Na spin.
金的其中一个招牌动作便是原地的单腿屈膝燕式旋转，这个动作常常被称为“妍式旋转”。
One of Kim's signature moves is her bent-leg layover 5 camel spin, frequently called the Yu-Na spin.
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