"For tilework, a very thin mortar called grout is used. Pointing is the process of finishing a masonry joint. "
制瓦使用的是一种叫做薄泥浆的很薄的砂浆。完成泥瓦黏合可削尖。
"For tilework, a very thin mortar called grout is used. Pointing is the process of finishing a masonry joint. "
制瓦使用的是一种叫做薄泥浆的很薄的砂浆。完成泥瓦黏合可削尖。
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