但比专业的可能更结实和实用。专业的注重外观,以后碎了就不管了。很多空心,抹缝只管表面,里面grout 进去没有不管。
但比专业的可能更结实和实用。专业的注重外观,以后碎了就不管了。很多空心,抹缝只管表面,里面grout 进去没有不管。
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