surface quality symbol

工程相关外语 www.tool... ... 表面符号 surface quality 表面粗糙度 surface quality symbol 表面粗糙符号 surface roughness ...

美英加陆军规... ... "表面品质"," surface quality" "表面符号"," surface quality symbol" "表面粗糙度"," surface roughness" ...

表面... ... ) signed magnitude representation 符号量值表示 ) surface quality symbol 表面质量符号 ) quality mark 质量符号 ...