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叙述了圆弧三边形的几何性质 ,给出了圆弧三边形型面联接设计的参数确定方法和计算公式及推荐值 ,并对型面联接的配合类型提出了建议
The geometrical properties of the arc triangle are described. The method of determining the parameters and the calculation formulas and the recommended values of the arc triangle joint are given, and some suggestions are put forward