锚

• Discussion on small pillar support roadway bolt support
  小煤柱护巷锚杆支护探讨
• Research of bolt supporting technique in coal entry
  煤巷锚杆支护技术的分析研究
• Applying measuring anchors to measure surrounding rocks
  应用测力锚杆测试围岩应力
• The new development of supporting skills in mine construction
  桁架锚杆与组合支护
• Execution of special geotechnical work - ground anchors
  专业土工工程的施工.地锚
• Motor used in electric bolt - hole drill for coal mine
  煤矿用电动锚杆钻机电动机
• Anchors the match string to the beginning of a line
  将匹配字符串锚定到行首。
• The winch is jammed . i can ' t shut it off
  绞盘转不动了，我没办法把锚提起来！
• Analytic solution of anchor bolts with dynamic detection
  锚杆动测问题的解析解
• Calculation of the stress - field of prestressed rock anchor
  预应力岩锚的应力场计算