... 刚玉砂纸Sandpaper 磨光石Polishing stones 浮石Pumice stone ...
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短语
磨光石面
[建]
Polished Face
磨光石料
[建]
glassed stone
用浮石磨光
Pumicing
;
sanding
;
polished with pumice stone
石料磨光值
polished stone value
磨光的石料
glassed stone
磨光的石材
Stone Polished
石料磨光值试验
polished stone value test
轻石磨光
pumicing
-
polishing stone
rubbing stone
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