Based on the experiment, the influences of tool normal rake, chip pulling Angle and chip pulling force on the shape and metallurgical structure of the fiber cross section are studied.
通过试验研究了刀具法向前角、拉屑力和拉屑角等对纤维横截面形状和金相组织的影响。
A ruler for drawing a cross section line and a dotted line is a multifunctional drawing tool.
剖面线虚线画尺是一种多功能的绘图工具。
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