One is called conversion coefficient method, the other is quantity regulation method with equal matters.
一种方法称为换算系数法，另一种方法是等物质的量规则法。
The mathematical essence of the equal bidding price method is to solve one dimension unlinear function.
其数学本质是解一维非线性方程。
This paper presents a method for machining of taper cutting tools with equal helix Angle. The principle of the method is using taper helical curve with equal pitch to approach equal Angle one.
文章提出了一种在经济型数控机床上实现等螺旋角圆锥螺旋线的加工方法，其原理是用等导程螺旋线去逼近此种曲线。
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