粗糙度样板 Glass roughness sample ; [机] roughness sample plate ; Roughness model
粗油样 raw sample
粗花呢样品簿. a book of tweed patterns
表面粗度标准样板 standard speciamen of surface roughness
表面粗糙度比较样块 surface roughness comparison specimen ; Roughness comparison specimens ; comparison specimens for surface roughness
表面粗糙度样块 surface roughness specimens
试印的粗校样 rough pull
粗花呢样品簿 a book of tweed patterns
粗糙度样本 roughness specimen
应用推荐