摘要
采用求极值来计算才轮钻头的直径，给出了牙轮钻头直径的计算公式，并分别对有移轴及无移轴牙轮钻头直径的计算进行了分析。
The rock bit diameter is calculated through determination of the extreme values with the calculation formula presented. Calculation and analysis of the diameters is made of the rock bits with/without.the axis offset.
出处
《探矿工程》
1997年第4期28-31,共4页
Exploration Engineering(Drilling & Tunneling)
关键词
牙轮钻头
直径
极值
牛顿法
Rock bit, diameter, extreme values, offset, Newton'Method
