1) perforated rectangular stoneware
长方形穿孔石器
1.
In the paper,we analyze the perforated rectangular stoneware and agricultural tools— excavated in the same site —petrographic characteristic,and find they have a good resembling results.
本文采用岩相技术,对郑州小双桥遗址出土的长方形穿孔石器和石镰等农具作了比较分析,其结果指出,两者的岩相基本相同,暗示其石料可能源自同一区域。
2) knife-formed perforator
刀形穿孔器
3) stone with square hole
方孔石器
1.
Since the discovery of the stone with square hole of Yueshi culture,its use has become a controversial issue.
岳石文化方孔石器发现之后,对它的用途一直认识不太清楚。
4) trepan-formed perforator
圆钻形穿孔器
5) oblong hole
长方［椭圆］形孔
6) cone-type piercer
锥形穿孔
1.
Application of cone-type piercer technology on producing heavy wall thickness steel tube;
锥形穿孔技术在中厚壁钢管生产中的应用
补充资料：长方形
1.平面上每个内角都是直角而长宽不相等的四边形。它的面积是相邻两边长的乘积。又称矩形。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条