钳、剪工具刃口形态及其剪切痕迹形态特征
付伟1, 王明超2, 胡祁斐1, 张寅1, 谈炜佳1

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FU Wei1, WANG Mingchao2, HU Qifei1, ZHANG Yin1, TAN Weijia1
钳剪工具刃口咬合形态（a：对称双斜面刃;b：非对称双斜面刃;c：单斜面刃;d：刀砧式刃;e：斜面剪式刃;f：平面剪式刃;g：刀切刃）