Study on bolt supporting of retain strip pillar in strip top coal mining
条带放顶煤开采条带煤柱支护技术
Numerical Simulation of Anchored Bolt Supporting for Roadway in Small Coal Pillar with Large Inclined Angle
大倾角煤层小煤柱巷道锚杆支护数值模拟研究
Reinforcement Mechanism of Anchored Bolt for Coal Pillar and Analysis of Influence Factors of Pillar Strength
煤柱锚杆加固机理与煤柱强度影响因素分析
英文例句大全为您提供pillar bolt英文例句大全,pillar bolt英文造句,关于pillar bolt的英语句子,单词pillar bolt怎么造句,pillar bolt英文例句大全有哪些,哪些英语句子是关于pillar bolt,英语单词pillar bolt的句子,单词pillar bolt如何造句,pillar bolt怎么造句等。