porous cement 中文意思是什麼
porous cement
解釋
孔隙膠結物-
3. one machine with multi - purpose. used to replace mold to make various cement products including porous bricks, hollow block bricks, road bricks, grass - planting bricks and slope bricks
3一機多用,通過更換模具可生產不同規格多孔磚空心砌塊路面磚以及植草樹磚護坡磚等水泥製品。
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