单向受限应力下镐型截齿破岩特性及其影响因素分析
唐宇,王少锋

Analysis on Rock Breakage Characteristic and Its Influence Factors of Conical Pick Under Uniaxial Confining Stress
Yu TANG,Shaofeng WANG
表2 回归模型R2和RMSE值
Table 2 R2 and RMSE of regression models
评价指标非无量纲化回归模型无量纲化回归模型
脆性指数1脆性指数2脆性指数1脆性指数2
Fc/kNEc/(10-3 J·cm-3Fc/kNEc/(10-3 J·cm-3Fc/F0Ec/E0Fc/F0Ec/E0
R20.80390.86950.78450.85730.87190.84900.81100.8235
RMSE27.14924.6928.46966.982.1719.372.6432.29