roughness of surface
roughness of surface
[机械英汉词典]
roughness of surface表面粗度
是什么意思，roughness of surface的解释，roughness of surface的翻译
[海运英汉词典] roughness of surface
roughness of surface
[机械英汉词典]
roughness of surface是什么意思，roughness of surface的解释，roughness of surface的翻译
[海运英汉词典] roughness of surface