Based on the principle of rock-soil mechanics, the bolt supporting technology of mine roadway were researched, it is poi......

The start point of this text is the bottleneck problem of bolt supporting coal entry that is security problem of bolt su......

设计了预测回采巷道锚杆支护参数的神经网络结构，并根据ＢＰ算法编制了软件。实际应用结果表明这一确定锚杆支护参数的方法是有效的。......