以蒸汽分子扩散模型为基础，建立了预测霜层生长过程的数学模型，并建立了以液氮为冷媒的管内强制流动结霜实验台。
Based on molecular diffusion model of water vapor a theoretical model of frost growth is established and an experimental set with a liquid nitrogen cooled tube is built up.
对一台空气源热泵空调器在不同环境条件下室外换热器的动态结霜性能进行了实验研究，分析了进风温、湿度对热泵空调器结霜量及霜层厚度的影响。
The effects of the outdoor air temperature and humidity on the frosting characteristics of the fin-tube evaporator coils of an air source heat pump were investigated experimentally.
啊，快过节了： 在火上烤栗子…你的鼻子被弗罗斯特兄（拟人化：霜）光顾…一台高清晰度电视真太完美了。它将让你的讨厌亲戚们一个个嫉妒死。
Ah, the holidays: Chestnuts roasting on an open fire, Jack Frost nipping at your nose … and a new HDTV so gorgeous it'll make your obnoxious relatives turn green-eyed with envy.
对一台空气源热泵翅片管蒸发器表面结霜特性进行了实验研究，分析了室外环境温度和相对湿度对霜层形态和密度的影响。
The effects of the outdoor air temperature and humidity on the frost morphology and density of the frost layer were analyzed.
对一台空气源热泵翅片管蒸发器表面结霜特性进行了实验研究，分析了室外环境温度和相对湿度对霜层形态和密度的影响。
The effects of the outdoor air temperature and humidity on the frost morphology and density of the frost layer were analyzed.
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