they say that this ghost roof tile of silla was made in the image of the emperor chiwu's face.
据说这片新罗屋瓦上的鬼神是根据想象中蚩尤大帝面貌描绘的。
in this paper, the feasibility of producing glazed roof tile with red mud and clay was discussed.
本文利用铝厂的工业废弃物——赤泥制备琉璃瓦,详细研究了琉璃瓦坯料及釉料的组成;
the building product may be a concrete roof tile formed by a roller and slipper extrusion method, a clay tile made by pressing in a clay tile press, or a cast concrete roof tile.