基于正交试验的小断面巷道掏槽爆破参数确定
章逸锋,李洪超,张智宇,李恒

Determination of Blasting Parameters for Excavation and Cutting of Small Section Roadways Based on Orthogonal Experiments
Yifeng ZHANG,Hongchao LI,Zhiyu ZHANG,Heng LI
表9 槽腔体积方差分析
Table 9 Variance analysis of cavity volume
目标参数方差来源平方和自由度方差F值临界值显著性
槽腔体积因素A0.00087820.0004396.077

F0.10（2，9）=3.01

F0.05（2，9）=4.26

F0.01（2，9）=8.02

*
因素B0.00341120.00170623.615***
因素C0.01274420.00637288.231****
因素D0.00221120.00110615.308**
误差e0.00065090.000072