科学家很久就发现鱼类的血液里面有一种防止结霜的蛋白质，但无法了解这种蛋白质抗霜的机理。
The fish have proteins in their blood that protect them from frost. That's been long known, but scientists never understood how these anti-freeze proteins worked.
建立了结霜工况下空气源热泵集中动态参数模型，将结霜过程分解成密度项的累计和霜层厚度项的累计。
Establishes a dynamic lumped parameter model for air cooled heat pump under frosting condition. Divides frosting course into accumulation of density and frost thickness.
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.
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