| 释义 |
R-val·ue AHD[ärʹvăl'yo͞o] D.J.[ˈɑːˌvæljuː]K.K.[ˈɑrˌvælju]n.（名词）- A measure of the capacity of a material, such as insulation, to impede heat flow, with increasing values indicating a greater capacity.R值：度量材料（如绝缘体）的拉热流能力的单位，R值越大，说明拉热流能力越强
- r(esistance) value r(esistance) value
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