Stone implements included adze, arrowhead and grinder.
石器包括锛、镞、砺石等。
Among them boat or cuneiformed cores and stone tools such as long scrapers with round edges, engravers and adze-shaped blades are found largely.
石制品中有典型的楔形、船底形石核；工具有长身圆头刮削器、雕刻器和锛形器等。
Among them boat or cuneiformed cores and stone tools such as long scrapers with round edges, engravers and adze-shaped blades are found largely.
石制品中有典型的楔形、船底形石核；工具有长身圆头刮削器、雕刻器和锛形器等。
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