长刮削器

长刮削器长刮削器
  1. 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 .