F2中发现了一件铁铧非常重要 (F2 :9) ,模铸 ,呈不规则三角形 ,两侧边略呈弧形 ,长度不一致。前部有三角形銎口 ,正面中间起脊 ,脊两侧对称有两个长方形小孔 ,背面较平。左侧边长 1 9 2、右侧边长 2 1 6、宽 2 4 8厘米。原报告称 :“保安村城址晚期遗存虽与凤林城址7城区晚期 F2 found an iron press is very important (F2: 9), molded, irregular triangle, slightly curved on both sides of the edge, the length is inconsistent. The front triangular mouth, the middle of the front ridge, both sides of the ridge symmetrical with two rectangular holes, the back is relatively flat. The length of the left side is 1 9 2, the length of the right side is 2 1 6, and the width is 2 48 centimeters. The original report said: "Although the late remains of the security village site with the City of Fenglin City 7 late stage