外观分级 meaning in English
visual grading
Examples
- Sawn timber . appearance grading of softwoods . part 1 : european spruces , firs , pines and douglas firs
锯材.软木的外观分级.第1部分:欧洲云杉冷杉松木和黄杉 - Sawn timber - appearance grading of softwoods - part 1 : european spruces , firs , pines , douglas fir and larches
锯材.软木的外观分级.第1部分:欧洲云杉冷杉松木黄杉和落叶松 - Plywood - classification by surface appearance - part 4 : parameters of ability for finishing - guidance ; german version env 635 - 4 : 1996
胶合板.按外观分级.第4部分:光饰能力参数.指南