摘要
本文介绍了一套用于液氢温度的低温平板热导仪。给出了老化时间分别为5个月和41个月的聚氨酯泡沫塑料低温热导率测定结果,并进行了讨论。
A flat-plate thermal conductivity apparatus for liquid hydrogen tempera-ture has been introduced.Measured results for thermal conductivity of polyu-rethane foams at low temperature which have been aged 5 months and 41 mon-ths are given and analyzed.
出处
《中国塑料》
CAS
CSCD
1989年第4期96-100,共5页
China Plastics
