1. a measure of resistance to the flow of heat through a given thickness of a material (such as insulation) with higher numbers indicating better insulating properties — compare u-value
R-value 片语
片语
r-value markr值评分
r-value evaluationr值评分
r-special value元素的R特殊值
R-value measurementR值测量
R-value testR值检验
r-value predictionr值预估
r-value methodr值方法
r-value evaluater值评分
R-value reference类型
R-value 例句
英汉例句
And then the predicted earthquake magnitude in seismic risk areas and the happened magnitude have also been taken into account, R-value of different magnitude levels have been calculated.
进一步考虑不同危险区预报震级与实际发生地震震级间的差异,文中还分震级档计算了相应的R值评分。
In Australia we use the metric system of measurement and the rating of insulation is known as the R-value which means thermal resistance.
在澳大利亚,我们使用公制计量方法并且绝缘等级即被作为代表耐热能力的热阻值。
Results indicate that the first scheme is more scientific, and average R-value of recent 13 years in China「s continent is about 0.26.
结果表明第一种方案更为科学,13年来中国大陆地震预报效能检验平均的R值约为0.26。
The two forms of applied on a simplified R-value measurement to test the equivalence.
利用简化的R值测量定量地检验了等价性的结论。
SEM micrographs and MIP analyses coincided considerably with R-value method」s conclusions.