To study the heat transfer of porous media at low temperature, two experiments with test element filled and unfilled with basalt fiber were completed under vacuumizing and cryogenic conditions.

• 摘要为研究多孔介质在低温下的传热特性，进行了抽真空条件下试验件中填充和不填充玄武岩纤维的低温传热试验。